WeChat Template Library consists of Template Messages that WeChat Official Accounts can use to push notifications about purchase and payment information etc. to their followers.
These Template messages are content that is very specific for the industry and the content of these messages is restricted. There are rules about sending Template Messages and violation of rules will be penalized by WeChat and repeated offences can result in in the users API being permanently suspended. Refer to the WeChat Official Account operation specification to learn more about these restrictions.