You can download the software from the following websites:
https://apkpure.com/vmware-workspace-one/com.airwatch.vmworkspace
https://www.apkmirror.com/?post_type=app_release&searchtype=apk&s=VMware+Workspace+ONE
The google playstore is not allowed in China. Any apps that will be used on the devices will need to be pushed to them from airwatch with an APK.