Zhejiang Dark Horse Environmental Protection Equipment Co., Ltd.Zhejiang Sheng, China
Jiangsu Zhongsheng Clean Energy Co., Ltd.Jiangsu Sheng, China
Jiangsu Chuntian New Energy Technology Co., Ltd.Jiangsu Sheng, China
Shaoxing Runan Electric Co., Ltd.Zhejiang Sheng, China
Beijing Estech Technology Co., Ltd.Beijing Shi, China
Tianjin Xindexin Technology Co., Ltd.Tianjin Shi, China
Brown (Shanghai) Environmental Technology Co., Ltd.Shanghai Shi, China
Yangzhou Everbright Hat Industry Co., Ltd.
Asahi Kizai KKJapan
Tongdun Holdings Co., Ltd.
Giant Metal Industry Co., Ltd.
Excellent Technology (Tianjin) Co., Ltd.Tianjin Shi, China