- Shanghai Laineng Industries Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Jinsheng Pipe Fitting Manufacturing Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Shenzhen Wei Tao-Line Industrial Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Shuangzheng Pipe Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Guangzhou Wholesale Trading Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhuji Kateway Import&Export Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Zhonghai Century Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Fute Valve Pipe-Fitting Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- ALPHA BRASS CONTROLS INC.
- Main business:
- Caribbean RegionBermuda
- China National Machinery & Equipment Imp.& Exp. Corp., Fujian Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yanshan Qianyi Pipe Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Jefa Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Changfeng Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- SIDDHAGIRI METALS &TUBES
- Main business:
- Caribbean RegionBermuda
- Yutian County Hongchao Casting Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shenzhen Dakunlun Hardware & Plastic Products Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Songhai Flange Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wenzhou Topsource Automatic Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yueqing Baili Pneumatic Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Yiwu ACME Import & Export Co., Ltd.
- Main business:
- Caribbean RegionBermuda