- Shenzhen Dowdon Tech Co., Ltd.
- Common Member
- Partner company:
- Ningbo Qianhao Metal Product Co.,Ltd
- Taixing Hongye Steel Wire Products Co., Ltd.
- Weifang Sungford Industrial Co.,Ltd
- Cobtel Precision Electronics Co., Ltd
- Yueqing Winston Electric Co.,Ltd
- Xinxiang Jubao Intelligent Manufacturing Co., Ltd.
- Shenzhen Saixing Industrial Co., Ltd.
- Zhenjiang Hongye Science &T echnology Co., Ltd
- Tianjin Yuantai Derun Pipe Manufacturing Group Co., Ltd
- Suzhou Far-East Abrasives Co., Ltd.