- Shenzhen Dowdon Tech Co., Ltd.
- Common Member
- Partner company:
- Zoke Automation Technology Co., Ltd
- Shandong Hongpai Machinery Co., Ltd
- Guangzhou Maobang Storage Equipment Co.,Ltd
- Wuhan Yuancheng Technology Development Co., Ltd.
- Shandong Haiyu Biological Co., Ltd
- Hangzhou Shine-co Electronic Co.,Ltd
- Yihai Marine Service Co., Ltd
- Jiangsu East Marine Industrial Co., Ltd
- Handan Huajun Chemical Co., Ltd.
- Yuhuan Yuankun Valve Co.,Ltd.