Beijing Hongyu Waterproof Decoration Co., Ltd.

Colourful Steel Tile Shuzhi Wa Caishiwa

Beijing Huimin Qiushi Building Materials Hardware Business Department (Xiejiashancun Agricultural and Nonstaple Products Trading Market Shop)

Hongcheng Hardware & Electrical Material Construction Materials Store

Weixing Pipeline (Xitiangezhuang East Street Shop)

Beijing Liubaosong Building Materials Store