After Tianjin Health Certificate is handled free of charge, the epidemic prevention station is closed, and Xiqing Temple is handled at Xiqing District Epidemic Prevention Station, which is also free of charge. . .

Because health bureaus (epidemic prevention stations) at the county level in all cities (districts) have the right to apply for health certificates.

It's just that other departments, institutions and hospitals have no right to handle it. Even if they do, it is invalid and cannot be checked. (Used for internal support of the unit at most)