diff --git a/.gitignore b/.gitignore
index 126bc7a..5ce1bb8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,5 @@
 node_modules
-.env
+.env*
 .vscode
-yarn-error.log
-/data
+/data*
+*.log
diff --git a/examples/constants.js b/examples/constants.js
deleted file mode 100644
index 7816501..0000000
--- a/examples/constants.js
+++ /dev/null
@@ -1,474 +0,0 @@
-// Copyright (c) Microsoft Corporation.
-// Licensed under the MIT License.
-
-/* eslint-disable no-template-curly-in-string */
-
-const MARKET_ITEM_LIST = [
-  {
-    id: '0b41d10e-36e5-4e97-95c2-27726dd94f33',
-    name: 'COVID-19 Chest X-ray Dataset',
-    author: 'ieee8023',
-    type: 'data',
-    dataType: 'github',
-    dataUrl:
-      'https://github.com/ieee8023/covid-chestxray-dataset/archive/master.zip',
-    categories: 'COVID-19',
-    tags: ['open source dataset'],
-    summary: 'Dataset of COVID-19 X-ray and CT images on GitHub',
-    protocol: 'covid_chestxray_dataset.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-09-20T04:52:48.289Z',
-    updatedAt: '2020-09-20T04:52:48.289Z',
-  },
-  {
-    id: 'e284b120-fdaf-11ea-adc1-0242ac120002',
-    name: 'COVID-19 Chest X-ray Diagnosis Training Job Template',
-    author: 'mlmed',
-    type: 'template',
-    categories: 'COVID-19',
-    tags: ['official example'],
-    summary: 'Covid chestxray model training job',
-    protocol: 'covid_chestxray_training.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-09-20T04:52:48.289Z',
-    updatedAt: '2020-09-20T04:52:48.289Z',
-  },
-  {
-    id: '1',
-    name: 'Couplet Dataset',
-    author: 'OpenPAI',
-    type: 'data',
-    dataType: 'blob',
-    dataUrl:
-      'https://openpaimarketplace.blob.core.windows.net/marketplace/Couplet_data/couplet_data.tgz',
-    categories: 'AI couplet',
-    tags: ['official example'],
-    summary: 'Dataset of couplet',
-    protocol: 'couplet_dataset.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-08-15T04:52:48.289Z',
-    updatedAt: '2020-08-15T04:52:48.289Z',
-  },
-  {
-    id: '2',
-    name: 'Couplet Training Job Template',
-    author: 'OpenPAI',
-    type: 'template',
-    categories: 'AI couplet',
-    tags: ['official example'],
-    summary: 'Couplet model training job',
-    protocol: 'couplet_training.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-08-15T04:52:48.289Z',
-    updatedAt: '2020-08-15T04:52:48.289Z',
-  },
-  {
-    id: '3',
-    name: 'Couplet Inference Job Template',
-    author: 'OpenPAI',
-    type: 'template',
-    categories: 'AI couplet',
-    tags: ['official example'],
-    summary: 'Couplet inference service with trained model',
-    protocol: 'couplet_inference.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-08-15T04:52:48.289Z',
-    updatedAt: '2020-08-15T04:52:48.289Z',
-  },
-  {
-    id: '4',
-    name: 'Covid19 Outbreak Statistics Dataset',
-    author: 'OpenPAI',
-    type: 'data',
-    dataType: 'blob',
-    dataUrl:
-      'https://openpaimarketplace.blob.core.windows.net/marketplace/Covid19_data/covid-19_data.json',
-    categories: 'AI couplet',
-    tags: ['official example'],
-    summary:
-      'Provides up-to-date data about Coronavirus outbreak, including numbers about confirmed cases, deaths and recovered',
-    protocol: 'covid_dataset.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-08-15T04:52:48.289Z',
-    updatedAt: '2020-08-15T04:52:48.289Z',
-  },
-  {
-    id: '5',
-    name: 'Covid19 Prediction Model',
-    author: 'OpenPAI',
-    type: 'template',
-    categories: 'AI couplet',
-    tags: ['official example'],
-    summary:
-      'This model predicts the confirmed and death number of population of different dates',
-    protocol: 'covid_training.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-08-15T04:52:48.289Z',
-    updatedAt: '2020-08-15T04:52:48.289Z',
-  },
-  {
-    id: '6',
-    name: 'Covid19 Inference Service',
-    author: 'OpenPAI',
-    type: 'template',
-    categories: 'AI couplet',
-    tags: ['official example'],
-    summary:
-      'This is the inference service to visualize the prediction number of confirmed and death population in different countries',
-    protocol: 'covid_inference.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-08-15T04:52:48.289Z',
-    updatedAt: '2020-08-15T04:52:48.289Z',
-  },
-  {
-    id: '7',
-    name: 'Grammar Check Dataset',
-    author: 'OpenPAI',
-    type: 'data',
-    dataType: 'blob',
-    dataUrl:
-      'https://openpaimarketplace.blob.core.windows.net/marketplace/GrammarCheck/gramarCheck_data.tgz',
-    categories: 'AI couplet',
-    tags: ['official example'],
-    summary: 'Dataset for grammar check task',
-    protocol: 'grammar_check_dataset.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-08-15T04:52:48.289Z',
-    updatedAt: '2020-08-15T04:52:48.289Z',
-  },
-  {
-    id: '8',
-    name: 'Grammar Check Model Training',
-    author: 'OpenPAI',
-    type: 'template',
-    categories: 'AI couplet',
-    tags: ['official example'],
-    summary: 'A grammar check model training process',
-    protocol: 'grammar_check_training.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-08-15T04:52:48.289Z',
-    updatedAt: '2020-08-15T04:52:48.289Z',
-  },
-  {
-    id: '9',
-    name: 'Grammar Check Inference Job',
-    author: 'OpenPAI',
-    type: 'template',
-    categories: 'AI couplet',
-    tags: ['official example'],
-    summary: 'Grammar check inference job with trained model',
-    protocol: 'grammar_check_inference.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-08-15T04:52:48.289Z',
-    updatedAt: '2020-08-15T04:52:48.289Z',
-  },
-  {
-    id: '10',
-    name: 'GPU Sharing Example',
-    author: 'OpenPAI',
-    type: 'template',
-    categories: 'gpu sharing',
-    tags: ['official example'],
-    summary: 'GPU sharing example: two tasks share one GPU',
-    protocol: 'gpu_sharing.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-09-22T04:52:48.289Z',
-    updatedAt: '2020-09-22T04:52:48.289Z',
-  },
-  {
-    id: '69ff3c37-1405-49a7-b9de-47e640ba490c',
-    name: 'Caffe2 Minist Example',
-    author: 'OpenPAI',
-    type: 'old',
-    categories: ['official example'],
-    tags: ['official example'],
-    summary: 'A caffe minist example',
-    protocol: 'caffe-mnist.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-07-28T04:52:48.289Z',
-    updatedAt: '2020-07-28T04:52:48.289Z',
-  },
-  {
-    id: '9d3fbdad-dd82-429c-a368-f3d7b41717b5',
-    name: 'Caffe2 ResNet50 Example',
-    author: 'OpenPAI',
-    type: 'old',
-    categories: ['official example'],
-    tags: ['official example'],
-    summary: 'A caffe resnet50 example',
-    protocol: 'caffe2-resnet50.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-07-28T04:52:48.289Z',
-    updatedAt: '2020-07-28T04:52:48.289Z',
-  },
-  {
-    id: '5fa59045-c3f8-4243-88ff-89a1034681d8',
-    name: 'Chainer Example',
-    author: 'OpenPAI',
-    type: 'old',
-    categories: ['official example'],
-    tags: ['official example'],
-    summary: 'A chainer example',
-    protocol: 'chainer-cifar.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-07-28T04:52:48.289Z',
-    updatedAt: '2020-07-28T04:52:48.289Z',
-  },
-  {
-    id: 'd5f357d0-70cc-435c-92f2-21d63c7a1513',
-    name: 'Horovod Pytorch',
-    author: 'OpenPAI',
-    type: 'old',
-    categories: ['official example'],
-    tags: ['official example'],
-    summary: 'A horovod pytorch example',
-    protocol: 'horovod-pytorch-synthetic-benchmark.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-07-28T04:52:48.289Z',
-    updatedAt: '2020-07-28T04:52:48.289Z',
-  },
-  {
-    id: '55a21b76-abbe-4f75-9b09-ed0ee3accc16',
-    name: 'Keras Tensorflow Mnist Example',
-    author: 'OpenPAI',
-    type: 'old',
-    categories: ['official example'],
-    tags: ['official example'],
-    summary: 'A keras tensorflow minist example',
-    protocol: 'keras-tensorflow-mnist.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-07-28T04:52:48.289Z',
-    updatedAt: '2020-07-28T04:52:48.289Z',
-  },
-  {
-    id: '56a0d871-fe2d-43ce-b26c-b89b9c0646fd',
-    name: 'Mxnet Autoencoder Example',
-    author: 'OpenPAI',
-    type: 'old',
-    categories: ['official example'],
-    tags: ['official example'],
-    summary: 'A Mxnet Autoencoder Example',
-    protocol: 'mxnet-autoencoder.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-07-28T04:52:48.289Z',
-    updatedAt: '2020-07-28T04:52:48.289Z',
-  },
-  {
-    id: 'cc42d399-06d8-4b93-9e84-e5f609ef0c73',
-    name: 'Pytorch Mnist Example',
-    author: 'OpenPAI',
-    type: 'old',
-    categories: ['official example'],
-    tags: ['official example'],
-    summary: 'A Pytorch Mnist Example',
-    protocol: 'pytorch-mnist.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-07-28T04:52:48.289Z',
-    updatedAt: '2020-07-28T04:52:48.289Z',
-  },
-  {
-    id: '1c7efdef-40da-46d0-bdea-16c25e560380',
-    name: 'Pytorch Regression Example',
-    author: 'OpenPAI',
-    type: 'old',
-    categories: ['official example'],
-    tags: ['official example'],
-    summary: 'A Pytorch Regression Example',
-    protocol: 'pytorch-regression.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-07-28T04:52:48.289Z',
-    updatedAt: '2020-07-28T04:52:48.289Z',
-  },
-  {
-    id: '80cf9714-de4e-480b-8e26-66f529dbff6d',
-    name: 'Rocm Pytorch Mnist',
-    author: 'OpenPAI',
-    type: 'old',
-    categories: ['official example'],
-    tags: ['official example'],
-    summary: 'A Rocm Pytorch Example',
-    protocol: 'rocm-pytorch-mnist.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-07-28T04:52:48.289Z',
-    updatedAt: '2020-07-28T04:52:48.289Z',
-  },
-  {
-    id: '44cbad87-c2d5-4433-9890-0883f07e3912',
-    name: 'rocm_tensorflow2',
-    author: 'OpenPAI',
-    type: 'old',
-    categories: ['official example'],
-    tags: ['official example'],
-    summary: 'A Rocm Tensorflow2 Example',
-    protocol: 'rocm-tensorflow2.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-07-28T04:52:48.289Z',
-    updatedAt: '2020-07-28T04:52:48.289Z',
-  },
-  {
-    id: '17c2500d-94ed-4e2d-af74-e1ace47987af',
-    name: 'sklearn_text_vectorizers',
-    author: 'OpenPAI',
-    type: 'old',
-    categories: ['official example'],
-    tags: ['official example'],
-    summary: 'A Scikit-learn Example',
-    protocol: 'sklearn-text-vectorizers.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-07-28T04:52:48.289Z',
-    updatedAt: '2020-07-28T04:52:48.289Z',
-  },
-  {
-    id: '4fb02608-3769-475c-a0c2-c2155fb03c4f',
-    name: 'tensorflow_cifar10',
-    author: 'OpenPAI',
-    type: 'old',
-    categories: ['official example'],
-    tags: ['official example'],
-    summary: 'A Tensorflow Distributed Example',
-    protocol: 'tensorflow-cifar10.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-07-28T04:52:48.289Z',
-    updatedAt: '2020-07-28T04:52:48.289Z',
-  },
-  {
-    id: '74c8ab09-6225-4982-8145-5be0b5c55a28',
-    name: 'tensorflow_serving_mnist',
-    author: 'OpenPAI',
-    type: 'old',
-    categories: ['official example'],
-    tags: ['official example'],
-    summary: 'A Tensorflow Mnist Model Example',
-    protocol: 'tensorflow-serving-mnist.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-08-15T04:52:48.289Z',
-    updatedAt: '2020-08-15T04:52:48.289Z',
-  },
-  {
-    id: '11',
-    name: 'cifar10-single-mul-DDP-gloo',
-    author: 'OpenPAI',
-    type: 'template',
-    categories: ['distributed example'],
-    tags: ['official example'],
-    summary: 'Pytorch Cifar10 Example',
-    protocol: 'cifar10-single-mul-DDP-gloo.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-09-23T14:52:48.289Z',
-    updatedAt: '2020-09-23T14:52:48.289Z',
-  },
-  {
-    id: '12',
-    name: 'cifar10-single-mul-DDP-gloo-Apex-mixed',
-    author: 'OpenPAI',
-    type: 'template',
-    categories: ['distributed example'],
-    tags: ['official example'],
-    summary: 'Pytorch Cifar10 Example',
-    protocol: 'cifar10-single-mul-DDP-gloo-Apex-mixed.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-09-23T14:52:48.289Z',
-    updatedAt: '2020-09-23T14:52:48.289Z',
-  },
-  {
-    id: '13',
-    name: 'cifar10-single-mul-DDP-nccl',
-    author: 'OpenPAI',
-    type: 'template',
-    categories: ['distributed example'],
-    tags: ['official example'],
-    summary: 'Pytorch Cifar10 Example',
-    protocol: 'cifar10-single-mul-DDP-nccl.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-09-23T14:52:48.289Z',
-    updatedAt: '2020-09-23T14:52:48.289Z',
-  },
-  {
-    id: '14',
-    name: 'cifar10-single-mul-DDP-nccl-Apex-mixed',
-    author: 'OpenPAI',
-    type: 'template',
-    categories: ['distributed example'],
-    tags: ['official example'],
-    summary: 'Pytorch Cifar10 Example',
-    protocol: 'cifar10-single-mul-DDP-nccl-Apex-mixed.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-09-23T14:52:48.289Z',
-    updatedAt: '2020-09-23T14:52:48.289Z',
-  },
-  {
-    id: '15',
-    name: 'cifar10-single-node-gpus-cpu-DP',
-    author: 'OpenPAI',
-    type: 'template',
-    categories: ['distributed example'],
-    tags: ['official example'],
-    summary: 'Pytorch Cifar10 Example',
-    protocol: 'cifar10-single-node-gpus-cpu-DP.yaml',
-    useNumber: 0,
-    starNumber: 0,
-    status: 'approved',
-    createdAt: '2020-09-23T14:52:48.289Z',
-    updatedAt: '2020-09-23T14:52:48.289Z',
-  },
-];
-
-module.exports = { MARKET_ITEM_LIST };
diff --git a/examples/examples.js b/examples/examples.js
new file mode 100644
index 0000000..4cc73a3
--- /dev/null
+++ b/examples/examples.js
@@ -0,0 +1,502 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+const EXAMPLE_LIST = [
+  {
+    id: "0b41d10e-36e5-4e97-95c2-27726dd94f33",
+    name: "COVID-19 Chest X-ray Dataset",
+    author: "ieee8023",
+    type: "data",
+    dataType: "github",
+    dataUrl:
+      "https://github.com/ieee8023/covid-chestxray-dataset/archive/master.zip",
+    categories: "COVID-19",
+    tags: ["open source dataset"],
+    summary: "Dataset of COVID-19 X-ray and CT images on GitHub",
+    protocol: "covid_chestxray_dataset.yaml",
+    description: "covid_chestxray_dataset.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-09-20T04:52:48.289Z",
+    updatedAt: "2020-09-20T04:52:48.289Z",
+  },
+  {
+    id: "e284b120-fdaf-11ea-adc1-0242ac120002",
+    name: "COVID-19 Chest X-ray Diagnosis Training Job Template",
+    author: "mlmed",
+    type: "template",
+    categories: "COVID-19",
+    tags: ["official example"],
+    summary: "Covid chestxray model training job",
+    protocol: "covid_chestxray_training.yaml",
+    description: "covid_chestxray_training.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-09-20T04:52:48.289Z",
+    updatedAt: "2020-09-20T04:52:48.289Z",
+  },
+  {
+    id: "1",
+    name: "Couplet Dataset",
+    author: "OpenPAI",
+    type: "data",
+    dataType: "blob",
+    dataUrl:
+      "https://openpaimarketplace.blob.core.windows.net/marketplace/Couplet_data/couplet_data.tgz",
+    categories: "AI couplet",
+    tags: ["official example"],
+    summary: "Dataset of couplet",
+    protocol: "couplet_dataset.yaml",
+    description: "couplet_dataset.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-08-15T04:52:48.289Z",
+    updatedAt: "2020-08-15T04:52:48.289Z",
+  },
+  {
+    id: "2",
+    name: "Couplet Training Job Template",
+    author: "OpenPAI",
+    type: "template",
+    categories: "AI couplet",
+    tags: ["official example"],
+    summary: "Couplet model training job",
+    protocol: "couplet_training.yaml",
+    description: "couplet_training.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-08-15T04:52:48.289Z",
+    updatedAt: "2020-08-15T04:52:48.289Z",
+  },
+  {
+    id: "3",
+    name: "Couplet Inference Job Template",
+    author: "OpenPAI",
+    type: "template",
+    categories: "AI couplet",
+    tags: ["official example"],
+    summary: "Couplet inference service with trained model",
+    protocol: "couplet_inference.yaml",
+    description: "couplet_inference.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-08-15T04:52:48.289Z",
+    updatedAt: "2020-08-15T04:52:48.289Z",
+  },
+  {
+    id: "4",
+    name: "Covid19 Outbreak Statistics Dataset",
+    author: "OpenPAI",
+    type: "data",
+    dataType: "blob",
+    dataUrl:
+      "https://openpaimarketplace.blob.core.windows.net/marketplace/Covid19_data/covid-19_data.json",
+    categories: "AI couplet",
+    tags: ["official example"],
+    summary:
+      "Provides up-to-date data about Coronavirus outbreak, including numbers about confirmed cases, deaths and recovered",
+    protocol: "covid_dataset.yaml",
+    description: "covid_dataset.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-08-15T04:52:48.289Z",
+    updatedAt: "2020-08-15T04:52:48.289Z",
+  },
+  {
+    id: "5",
+    name: "Covid19 Prediction Model",
+    author: "OpenPAI",
+    type: "template",
+    categories: "AI couplet",
+    tags: ["official example"],
+    summary:
+      "This model predicts the confirmed and death number of population of different dates",
+    protocol: "covid_training.yaml",
+    description: "covid_training.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-08-15T04:52:48.289Z",
+    updatedAt: "2020-08-15T04:52:48.289Z",
+  },
+  {
+    id: "6",
+    name: "Covid19 Inference Service",
+    author: "OpenPAI",
+    type: "template",
+    categories: "AI couplet",
+    tags: ["official example"],
+    summary:
+      "This is the inference service to visualize the prediction number of confirmed and death population in different countries",
+    protocol: "covid_inference.yaml",
+    description: "covid_inference.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-08-15T04:52:48.289Z",
+    updatedAt: "2020-08-15T04:52:48.289Z",
+  },
+  {
+    id: "7",
+    name: "Grammar Check Dataset",
+    author: "OpenPAI",
+    type: "data",
+    dataType: "blob",
+    dataUrl:
+      "https://openpaimarketplace.blob.core.windows.net/marketplace/GrammarCheck/gramarCheck_data.tgz",
+    categories: "AI couplet",
+    tags: ["official example"],
+    summary: "Dataset for grammar check task",
+    protocol: "grammar_check_dataset.yaml",
+    description: "grammar_check_dataset.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-08-15T04:52:48.289Z",
+    updatedAt: "2020-08-15T04:52:48.289Z",
+  },
+  {
+    id: "8",
+    name: "Grammar Check Model Training",
+    author: "OpenPAI",
+    type: "template",
+    categories: "AI couplet",
+    tags: ["official example"],
+    summary: "A grammar check model training process",
+    protocol: "grammar_check_training.yaml",
+    description: "grammar_check_training.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-08-15T04:52:48.289Z",
+    updatedAt: "2020-08-15T04:52:48.289Z",
+  },
+  {
+    id: "9",
+    name: "Grammar Check Inference Job",
+    author: "OpenPAI",
+    type: "template",
+    categories: "AI couplet",
+    tags: ["official example"],
+    summary: "Grammar check inference job with trained model",
+    protocol: "grammar_check_inference.yaml",
+    description: "grammar_check_inference.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-08-15T04:52:48.289Z",
+    updatedAt: "2020-08-15T04:52:48.289Z",
+  },
+  {
+    id: "10",
+    name: "GPU Sharing Example",
+    author: "OpenPAI",
+    type: "template",
+    categories: "gpu sharing",
+    tags: ["official example"],
+    summary: "GPU sharing example: two tasks share one GPU",
+    protocol: "gpu_sharing.yaml",
+    description: "gpu_sharing.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-09-22T04:52:48.289Z",
+    updatedAt: "2020-09-22T04:52:48.289Z",
+  },
+  {
+    id: "69ff3c37-1405-49a7-b9de-47e640ba490c",
+    name: "Caffe2 Minist Example",
+    author: "OpenPAI",
+    type: "old",
+    categories: ["official example"],
+    tags: ["official example"],
+    summary: "A caffe minist example",
+    protocol: "caffe-mnist.yaml",
+    description: "caffe-mnist.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-07-28T04:52:48.289Z",
+    updatedAt: "2020-07-28T04:52:48.289Z",
+  },
+  {
+    id: "9d3fbdad-dd82-429c-a368-f3d7b41717b5",
+    name: "Caffe2 ResNet50 Example",
+    author: "OpenPAI",
+    type: "old",
+    categories: ["official example"],
+    tags: ["official example"],
+    summary: "A caffe resnet50 example",
+    protocol: "caffe2-resnet50.yaml",
+    description: "caffe2-resnet50.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-07-28T04:52:48.289Z",
+    updatedAt: "2020-07-28T04:52:48.289Z",
+  },
+  {
+    id: "5fa59045-c3f8-4243-88ff-89a1034681d8",
+    name: "Chainer Example",
+    author: "OpenPAI",
+    type: "old",
+    categories: ["official example"],
+    tags: ["official example"],
+    summary: "A chainer example",
+    protocol: "chainer-cifar.yaml",
+    description: "chainer-cifar.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-07-28T04:52:48.289Z",
+    updatedAt: "2020-07-28T04:52:48.289Z",
+  },
+  {
+    id: "d5f357d0-70cc-435c-92f2-21d63c7a1513",
+    name: "Horovod Pytorch",
+    author: "OpenPAI",
+    type: "old",
+    categories: ["official example"],
+    tags: ["official example"],
+    summary: "A horovod pytorch example",
+    protocol: "horovod-pytorch-synthetic-benchmark.yaml",
+    description: "horovod-pytorch-synthetic-benchmark.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-07-28T04:52:48.289Z",
+    updatedAt: "2020-07-28T04:52:48.289Z",
+  },
+  {
+    id: "55a21b76-abbe-4f75-9b09-ed0ee3accc16",
+    name: "Keras Tensorflow Mnist Example",
+    author: "OpenPAI",
+    type: "old",
+    categories: ["official example"],
+    tags: ["official example"],
+    summary: "A keras tensorflow minist example",
+    protocol: "keras-tensorflow-mnist.yaml",
+    description: "keras-tensorflow-mnist.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-07-28T04:52:48.289Z",
+    updatedAt: "2020-07-28T04:52:48.289Z",
+  },
+  {
+    id: "56a0d871-fe2d-43ce-b26c-b89b9c0646fd",
+    name: "Mxnet Autoencoder Example",
+    author: "OpenPAI",
+    type: "old",
+    categories: ["official example"],
+    tags: ["official example"],
+    summary: "A Mxnet Autoencoder Example",
+    protocol: "mxnet-autoencoder.yaml",
+    description: "mxnet-autoencoder.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-07-28T04:52:48.289Z",
+    updatedAt: "2020-07-28T04:52:48.289Z",
+  },
+  {
+    id: "cc42d399-06d8-4b93-9e84-e5f609ef0c73",
+    name: "Pytorch Mnist Example",
+    author: "OpenPAI",
+    type: "old",
+    categories: ["official example"],
+    tags: ["official example"],
+    summary: "A Pytorch Mnist Example",
+    protocol: "pytorch-mnist.yaml",
+    description: "pytorch-mnist.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-07-28T04:52:48.289Z",
+    updatedAt: "2020-07-28T04:52:48.289Z",
+  },
+  {
+    id: "1c7efdef-40da-46d0-bdea-16c25e560380",
+    name: "Pytorch Regression Example",
+    author: "OpenPAI",
+    type: "old",
+    categories: ["official example"],
+    tags: ["official example"],
+    summary: "A Pytorch Regression Example",
+    protocol: "pytorch-regression.yaml",
+    description: "pytorch-regression.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-07-28T04:52:48.289Z",
+    updatedAt: "2020-07-28T04:52:48.289Z",
+  },
+  {
+    id: "80cf9714-de4e-480b-8e26-66f529dbff6d",
+    name: "Rocm Pytorch Mnist",
+    author: "OpenPAI",
+    type: "old",
+    categories: ["official example"],
+    tags: ["official example"],
+    summary: "A Rocm Pytorch Example",
+    protocol: "rocm-pytorch-mnist.yaml",
+    description: "rocm-pytorch-mnist.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-07-28T04:52:48.289Z",
+    updatedAt: "2020-07-28T04:52:48.289Z",
+  },
+  {
+    id: "44cbad87-c2d5-4433-9890-0883f07e3912",
+    name: "rocm_tensorflow2",
+    author: "OpenPAI",
+    type: "old",
+    categories: ["official example"],
+    tags: ["official example"],
+    summary: "A Rocm Tensorflow2 Example",
+    protocol: "rocm-tensorflow2.yaml",
+    description: "rocm-tensorflow2.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-07-28T04:52:48.289Z",
+    updatedAt: "2020-07-28T04:52:48.289Z",
+  },
+  {
+    id: "17c2500d-94ed-4e2d-af74-e1ace47987af",
+    name: "sklearn_text_vectorizers",
+    author: "OpenPAI",
+    type: "old",
+    categories: ["official example"],
+    tags: ["official example"],
+    summary: "A Scikit-learn Example",
+    protocol: "sklearn-text-vectorizers.yaml",
+    description: "sklearn-text-vectorizers.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-07-28T04:52:48.289Z",
+    updatedAt: "2020-07-28T04:52:48.289Z",
+  },
+  {
+    id: "4fb02608-3769-475c-a0c2-c2155fb03c4f",
+    name: "tensorflow_cifar10",
+    author: "OpenPAI",
+    type: "old",
+    categories: ["official example"],
+    tags: ["official example"],
+    summary: "A Tensorflow Distributed Example",
+    protocol: "tensorflow-cifar10.yaml",
+    description: "tensorflow-cifar10.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-07-28T04:52:48.289Z",
+    updatedAt: "2020-07-28T04:52:48.289Z",
+  },
+  {
+    id: "74c8ab09-6225-4982-8145-5be0b5c55a28",
+    name: "tensorflow_serving_mnist",
+    author: "OpenPAI",
+    type: "old",
+    categories: ["official example"],
+    tags: ["official example"],
+    summary: "A Tensorflow Mnist Model Example",
+    protocol: "tensorflow-serving-mnist.yaml",
+    description: "tensorflow-serving-mnist.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-08-15T04:52:48.289Z",
+    updatedAt: "2020-08-15T04:52:48.289Z",
+  },
+  {
+    id: "11",
+    name: "cifar10-single-mul-DDP-gloo",
+    author: "OpenPAI",
+    type: "template",
+    categories: ["distributed example"],
+    tags: ["official example"],
+    summary: "Pytorch Cifar10 Example",
+    protocol: "cifar10-single-mul-DDP-gloo.yaml",
+    description: "cifar10-single-mul-DDP-gloo.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-09-23T14:52:48.289Z",
+    updatedAt: "2020-09-23T14:52:48.289Z",
+  },
+  {
+    id: "12",
+    name: "cifar10-single-mul-DDP-gloo-Apex-mixed",
+    author: "OpenPAI",
+    type: "template",
+    categories: ["distributed example"],
+    tags: ["official example"],
+    summary: "Pytorch Cifar10 Example",
+    protocol: "cifar10-single-mul-DDP-gloo-Apex-mixed.yaml",
+    description: "cifar10-single-mul-DDP-gloo-Apex-mixed.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-09-23T14:52:48.289Z",
+    updatedAt: "2020-09-23T14:52:48.289Z",
+  },
+  {
+    id: "13",
+    name: "cifar10-single-mul-DDP-nccl",
+    author: "OpenPAI",
+    type: "template",
+    categories: ["distributed example"],
+    tags: ["official example"],
+    summary: "Pytorch Cifar10 Example",
+    protocol: "cifar10-single-mul-DDP-nccl.yaml",
+    description: "cifar10-single-mul-DDP-nccl.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-09-23T14:52:48.289Z",
+    updatedAt: "2020-09-23T14:52:48.289Z",
+  },
+  {
+    id: "14",
+    name: "cifar10-single-mul-DDP-nccl-Apex-mixed",
+    author: "OpenPAI",
+    type: "template",
+    categories: ["distributed example"],
+    tags: ["official example"],
+    summary: "Pytorch Cifar10 Example",
+    protocol: "cifar10-single-mul-DDP-nccl-Apex-mixed.yaml",
+    description: "cifar10-single-mul-DDP-nccl-Apex-mixed.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-09-23T14:52:48.289Z",
+    updatedAt: "2020-09-23T14:52:48.289Z",
+  },
+  {
+    id: "15",
+    name: "cifar10-single-node-gpus-cpu-DP",
+    author: "OpenPAI",
+    type: "template",
+    categories: ["distributed example"],
+    tags: ["official example"],
+    summary: "Pytorch Cifar10 Example",
+    protocol: "cifar10-single-node-gpus-cpu-DP.yaml",
+    description: "cifar10-single-node-gpus-cpu-DP.md",
+    useNumber: 0,
+    starNumber: 0,
+    status: "approved",
+    createdAt: "2020-09-23T14:52:48.289Z",
+    updatedAt: "2020-09-23T14:52:48.289Z",
+  },
+];
+
+module.exports = { EXAMPLE_LIST };
diff --git a/rest_server/src/models/marketplace_item.js b/rest_server/src/models/marketplace_item.js
index 5442c22..15806d6 100644
--- a/rest_server/src/models/marketplace_item.js
+++ b/rest_server/src/models/marketplace_item.js
@@ -19,7 +19,11 @@ class MarketplaceItem {
       categories: DataTypes.ARRAY(DataTypes.STRING),
       tags: DataTypes.ARRAY(DataTypes.STRING),
       summary: DataTypes.STRING,
-      protocol: DataTypes.TEXT,
+      description: DataTypes.TEXT,
+      protocol: {
+        type: DataTypes.TEXT,
+        allowNull: false,
+      },
       useNumber: {
         type: DataTypes.INTEGER,
         allowNull: false,
diff --git a/rest_server/src/models/model_init_handler.js b/rest_server/src/models/model_init_handler.js
index 32f066f..a44fc6f 100644
--- a/rest_server/src/models/model_init_handler.js
+++ b/rest_server/src/models/model_init_handler.js
@@ -2,28 +2,38 @@
 // Licensed under the MIT License.
 const { get } = require('lodash');
 const fs = require('fs-extra');
-const yaml = require('js-yaml');
 const path = require('path');
-const { MARKET_ITEM_LIST } = require('../../../examples/constants');
+const { EXAMPLE_LIST } = require('../../../examples/examples');
 
-const EXAMPLE_DIR1 = path.join(__dirname, '../../../examples/yaml_templates');
-const EXAMPLE_DIR2 = path.join(__dirname, '../../../examples/item_protocols');
+const protocolDir = path.join(__dirname, '../../../examples/item_protocols');
+const descriptionDir = path.join(
+  __dirname,
+  '../../../examples/item_descriptions',
+);
 
 const createTemplates = async models => {
-  const templates = [];
   await Promise.all(
-    MARKET_ITEM_LIST.map(async item => {
-      const filePath = path.join(
-        item.type === 'old' ? EXAMPLE_DIR1 : EXAMPLE_DIR2,
-        item.protocol,
-      );
+    EXAMPLE_LIST.map(async item => {
       try {
-        const text = await fs.readFile(filePath, 'utf8');
-        const template = yaml.safeLoad(text);
-        templates.push(template);
+        const protocolFilePath = path.join(
+          item.type === 'old'
+            ? path.join(protocolDir, 'old_templates')
+            : protocolDir,
+          item.protocol,
+        );
+        const descriptionFilePath =
+          item.type === 'old'
+            ? null
+            : path.join(descriptionDir, item.description);
+        const protocolText = await fs.readFile(protocolFilePath, 'utf8');
+        let descriptionText = `# ${item.name}`;
+        if (await fs.pathExists(descriptionFilePath)) {
+          descriptionText = await fs.readFile(descriptionFilePath, 'utf8');
+        }
         const newItem = {
           ...item,
-          ...{ protocol: text },
+          protocol: protocolText,
+          description: descriptionText,
           ...{
             categories: Array.isArray(item.categories)
               ? item.categories
@@ -36,8 +46,6 @@ const createTemplates = async models => {
       }
     }),
   );
-
-  return templates;
 };
 
 const init = async models => {
diff --git a/webportal/src/app/market_detail/components/pivot_card.jsx b/webportal/src/app/market_detail/components/pivot_card.jsx
index 297301b..819f291 100644
--- a/webportal/src/app/market_detail/components/pivot_card.jsx
+++ b/webportal/src/app/market_detail/components/pivot_card.jsx
@@ -35,7 +35,7 @@ const PivotCard = props => {
           <PivotItemWrapper>
             <ReactMarkdown
               className='markdown-body'
-              source={marketItem.protocol.description}
+              source={marketItem.description}
             />
           </PivotItemWrapper>
         </PivotItem>