Outong Group Qingtian Wanxin Valve Technology Co., Ltd.
Yueyang Jiaxin Petrochemical Products Co., Ltd.
Sente Creations Co. Ltd.
Shenzhen Resonance Electronics Co., Ltd.
Oehler AG
Beijing Bioassay Technologies Co. Ltd.
Jiangsu Chuangtong Electronics Co., Ltd.
State Metal Materials Technology Co., Ltd
Shenzhen Shijue Optoelectronics Co., Ltd.
Ecota Environmental Technology (H.K) Co. Ltd.
Bopp & Reuther Sicherheits und Regelarmaturen GmbH
DMT Licensing LLC