Beijing New Universal
Science and Technology

Nanjing Hanwei Nanleng
Refrigeration Group

Jiangsu Hantian
Automatic Equipment

SBT Engineering
System

Shanghai Yiting
Industrial

Dongying Jintai Tyre
Bladder

Guangdong Rongxing
Machinery Technology (GDRX)

Shandong Zhongli Machinery
Manufacturing Co., Ltd