Update readme.md

OCPPTSCSAHandsonLabs/readme.md

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 - [云原生应用 -动手实验前的准备](https://github.com/Azure/OCPCHINATECH/blob/master/OCPPTSCSAHandsonLabs/MCW-Cloud-native-applications/Hands-on%20lab/%E4%BA%91%E5%8E%9F%E7%94%9F%E5%BA%94%E7%94%A8%20-%E5%8A%A8%E6%89%8B%E5%AE%9E%E9%AA%8C%E5%89%8D%E7%9A%84%E5%87%86%E5%A4%87.md)
   
 
-- [云原生应用 -开发者版本实验](https://github.com/Azure/OCPCHINATECH/tree/master/OCPPTSCSAHandsonLabs/MCW-Cloud-native-applications/Whiteboard%20design%20session)
+- [云原生应用 -开发者版本实验](https://github.com/Azure/OCPCHINATECH/blob/master/OCPPTSCSAHandsonLabs/MCW-Cloud-native-applications/Hands-on%20lab/%E4%BA%91%E5%8E%9F%E7%94%9F%E5%BA%94%E7%94%A8%20-%E5%8A%A8%E6%89%8B%E5%AE%9E%E9%AA%8C%E5%89%8D%E7%9A%84%E5%87%86%E5%A4%87.md)
   * <a href="https://github.com/Azure/OCPCHINATECH/blob/master/OCPPTSCSAHandsonLabs/MCW-Cloud-native-applications/Hands-on%20lab/%E4%BA%91%E5%8E%9F%E7%94%9F%E5%BA%94%E7%94%A8%20-%E5%BC%80%E5%8F%91%E8%80%85%E7%89%88%E6%9C%AC%E5%AE%9E%E9%AA%8C.md#exercise-1-create-and-run-a-docker-application">练习1：创建并运行Docker应用程序</a>
   * <a href="https://github.com/Azure/OCPCHINATECH/blob/master/OCPPTSCSAHandsonLabs/MCW-Cloud-native-applications/Hands-on%20lab/%E4%BA%91%E5%8E%9F%E7%94%9F%E5%BA%94%E7%94%A8%20-%E5%BC%80%E5%8F%91%E8%80%85%E7%89%88%E6%9C%AC%E5%AE%9E%E9%AA%8C.md#exercise-2-migrate-mongodb-to-cosmos-db-using-azure-database-migration-service">练习2：使用Azure数据库迁移服务将MongoDB迁移到Cosmos DB</a>
   * <a href="https://github.com/Azure/OCPCHINATECH/blob/master/OCPPTSCSAHandsonLabs/MCW-Cloud-native-applications/Hands-on%20lab/%E4%BA%91%E5%8E%9F%E7%94%9F%E5%BA%94%E7%94%A8%20-%E5%BC%80%E5%8F%91%E8%80%85%E7%89%88%E6%9C%AC%E5%AE%9E%E9%AA%8C.md#exercise-3-deploy-the-solution-to-azure-kubernetes-service">练习3：将解决方案部署到Azure Kubernetes服务</a>