- Shandong Overwell International Economy & Cooperation Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Shuanghui Pipe Fittings Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Yusheng Trading Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai TXM Pipe Fittings Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Haiyan Hama Hardware Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Kaida Pipe System Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jiangyin JinHaiFeng Flange Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Haiyuan Pipe Fitting Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Xuyi Titan And Material Co.,ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Dingxing Air Tools Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Biolan (Suzhou) Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Kiva Technology Corp.
- Main business:
- Caribbean RegionBermuda
- Ningbo Kangdi Hydraulics Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Guitai Industry Corporation Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Tianli Industrial Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cangzhou Xinhua Precision Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jonsteel Pipe And Fitting Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Yingpei Hardware Products Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shenzhen Xinxing Metal Technology Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cangzhou Xinhui Precision Casting Co., Ltd.
- Main business:
- Caribbean RegionBermuda