Laboratorios Fher SA
Foshan Jinhuanqiu Ceramics Co. Ltd.
Genietec Co. Ltd.
Luoyang Dingwei Material Technology Co., Ltd.
Shanghai Heyuan Environmental Technology Co., Ltd.
Eurogas
Pinghu Giant Technology Co., Ltd.Zhejiang Sheng, China
Jinhwa Consulting Engineering Co. Ltd.
Anhui Runan Xinke Testing Tech Co., Ltd.
Beijing Huayu Engineering Co., Ltd.
Shanxi Yitong Environmental Energy Technology Group Co. Ltd.Shanxi Sheng, China
Shanxi Provincial Transportation Planning Survey and Design Institute Co., Ltd.