- Shanghai Zhengang Steel Ball Manufacturing Co, . Ltd
- Main business:
- Caribbean RegionBermuda
- Yuantai Industries Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jiashan Tengfei Oilless Bearing Factory
- Main business:
- Caribbean RegionBermuda
- Taixing Rizcom Petroleum Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Pan-Asia Industral Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Heilongjiang North Shuang Jia Drilling Tools Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Rosheng Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jun Feng Enterprise Inc
- Main business:
- Caribbean RegionBermuda
- Sinoma Advanced Materials Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Comballs Advanced Materials Co.
- Main business:
- Caribbean RegionBermuda
- Hangzhou Dingming Sporting Goods Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Sunsnow Hardware Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Linqing Changyun Bearing Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Mingxing Micro Steelball Co Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Kangrun Machinery Technology Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- Dalian Longzheng Polishers Manufacture Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Jiuzhou Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Foshan Yueyi Tools Co Ltd.
- Main business:
- Caribbean RegionBermuda
- Qingdao Huanhai Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Chongqing Light High Technology Co Ltd
- Main business:
- Caribbean RegionBermuda