Manufacturing license

Clear scope.
Documented authorization.

Chinese Production License of Special Equipment

Class A boiler components

License holder
Jiangsu Gangcheng Boiler Co., Ltd.

License number
TS2132279-2029

Specified scope
Serpentine tubes, headers, membrane walls and finned economizers.

Issued: 23 December 2025
Expires: 22 December 2029

The license is limited to the stated Class A boiler components. The original Chinese certificate governs its scope.