Beijing Huadu Liangji Steel Work Co., Ltd.

[ Manufacturer ]Main business are Light-weight steel structure

Beijing Zhongyixing Color Steel Structure Co., Ltd.

[ Manufacturer Trader ]Main business are Color steel structure

Beijing Guo'aofengda Colored Steel Product Co., Ltd.

[ Manufacturer Trader ]Main business are Polyphenylene, Rock wool, Glass wool sandwich composite board, Building panel.