Changchun Thermal Power Development Co., Ltd.
Jiujiang Jinlu Cemented Carbide Co., Ltd.
Mafell Maschinenfabrik Rudolf Mey GmbH & Co. KGGermany
Shanghai Hongyan Machinery Technology Co., Ltd.
Tongling Fengze Building Materials Technology Co., Ltd.Anhui Sheng, China
Guizhou Gui'an Xinlian Blasting Engineering Co., Ltd.Guizhou Sheng, China
Clean Coal Energy Ltd.
Asahi Ceramics Co., Ltd
Xizang Sinorichen Environmental Protection Co., Ltd.Xizang Zizhiqu, China
Beijing Shibaida Industry and Trade Co., Ltd.
EURORESEARCH SRLLombardia, Italy
Masaru Ishii