Does Tianjin health code have to be in Tianjin to apply?

It doesn't have to be in Tianjin. Health code is a digital health assessment certificate issued by 1 1 in February 2020. It is used all over the country, and you can apply for Tianjin health code if you are not in Tianjin. The usage method is as follows:

1. First, search the official account of "Jin Xin Office" WeChat, and click Enter.

2. Secondly, fill in the correct information and click Register.

3. After logging in successfully, put it back on the home page and click the health code again to fill in the relevant information, then you can apply.