
Zhonghuan Lianxin (Beijing) Environmental Protection Co., Ltd.

Yunnan Haili Industrial Co. Ltd.

Jiangsu Yixing Derong Technology Co., Ltd.

Amarillo Hardware Co.

RENA Technologies GmbHGermany

Changsha Xinguang Special Ceramics Co., Ltd.

Tianjin Tianxing Kesheng Leather Products Co. Ltd.Tianjin Shi, China

Unipres Guangzhou Corp.

Beijing Younuo Technology Co., Ltd.Beijing Shi, China

Guangxi Jiangongjituan Dier Installation Construction Co. Ltd.Guangxi Zhuangzu Zizhiqu, China

Haoran Technology Co., Ltd.

Nanjing Jianzhi Instrument Equipment Co., Ltd.