Kunshan Zhou Yihong Hardware and Building Materials Co., Ltd.

Suzhou Dianfeng Plastic Co., Ltd.

Kunshan Yuelang Building Materials Engineering Co., Ltd.

Kunshan Deshun Plastic Co., Ltd. (Shitailong Plastics City Unit C Office Building Shop)

Dongkai Hardware and Building Materials (Huaji Road Shop)

Kunshan Yongjiufeng Building Materials Co., Ltd.