Jinan Shengda Metallurgical Technology Co., Ltd.Shandong Sheng, China
Handa Technology Co., Ltd.
Tuv Rheinland Shenzhen Co. Ltd.
Ningbo Yada Automation Technology Co., Ltd.Zhejiang Sheng, China
Xuzhou Changxing Textile Co., Ltd.Jiangsu Sheng, China
Changshu Yisheng Weaving Co., Ltd.Jiangsu Sheng, China
Shaanxi Yongtuo Machinery Technology Co., Ltd.Shaanxi Sheng, China
Kunshan Jihai Industrial Co., Ltd.Jiangsu Sheng, China
Woma New Energy (Jiangsu) Co., Ltd.
Guangdong Green House Construction Technology Engineering Co., Ltd.Guangdong Sheng, China
Shenzhen Buyun Technology Co., Ltd.
ZHEJIANG YICHEN HARDWARE CORP.Zhejiang Sheng, China