IGR GmbH & Co. KG
Tongling Shangmei New Material Packaging Co., Ltd.
Xinjiang Pangyuan Mechanical Engineering Co., Ltd.
Beijing Adar Petroleum Technology Co. Ltd.
Beijing Onyx Environmental Technology Co., Ltd.
Guangzhou Scut Technology Co., Ltd.
Alphasonics (Ultrasonic Cleaning Systems) Ltd.
Harbin Outi Pharmaceutical Co. Ltd.
Hangzhou Electrochemical New Material Co. Ltd.
Yili Clean Energy Technology (Jinxiang) Co., Ltd.
Tianjin Zhongtian Jingke Technology Co., Ltd.Tianjin Shi, China
Yanshan Country Zhengda Manganese Co. Ltd.