Xincheng Hardware and Building Materials Firm (Jincheng Zhongxindian)

Lanzhou Jianxiang Building Materials Co., Ltd.

Lanzhou Xinxing Building Materials

Lanzhou Junhui Building Materials Co., Ltd. (Xigu Minxing Shop)

Loubang Building Materials (Xigu General Agent)

Lanzhou Wanxu Shengda Building Materials Co., Ltd.