
Jurong Ningwu Chemical Co. Ltd.Jiangsu Sheng, China

Baoding Ruigao Electric Co., Ltd.Hebei Sheng, China

Beijing Yixiong Information Technology Co., Ltd.Beijing Shi, China

Nanjing Maihao Curtain Wall Engineering Co., Ltd.Jiangsu Sheng, China

Changzhou Changli Boiler Manufacturing and Installation Co., Ltd.Jiangsu Sheng, China

Beijing Geological Machinery Factory Co., Ltd.Beijing Shi, China

Guangzhou Xinkejiadu Technology Co. Ltd.

Yongkang Guoke Rehabilitation Engineering Technology Co., Ltd.Zhejiang Sheng, China

Heerema Marine Contractors Nederland BV

Alfamax Technology lnc.Guangdong Sheng, China

Christer Johansson

Shenzhen Huaerxin Environmental Protection Technology Co., Ltd.