Shanghai Pugong Testing Technology Co., Ltd.
Qingdao Bright Medical Manufacturing Co., Ltd.
Beijing Pengjing Pipeline Co. Ltd.
Wuhan Dinglikang Automation Co., Ltd.
Anhui Aofu Intelligent Minimally Invasive Medical Device Group Co., Ltd.
Wuxi Mingzhu Steel Ball Co., Ltd.
Bengbu Riyue Electronic Technology Co., Ltd.
Da Liang Cheng
Net Brain Co. Ltd.
Fuji Bed Industrial Co. Ltd.
Suzhou Yinzong Intelligent Technology Co., Ltd.
Luoyang Jinda Petrochemical Co. Ltd.