- Ningbo Fansheng Brassware Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shenzhen City Long Cheng Xin Precision Metal Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Huzhou Yongxing Special Steel Imp. & Exp. Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Guangzhou Weite Industrial Equipments Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Mingshi Piping Systems Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cangzhou Qieernuo Steel Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Liwan Tube Bending Parts Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Tosval Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cangzhou Yongxin Castings Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Kelan Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tianjin Jinxin Steel Trading Co.,ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Huayi Piping Systems Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Shuangrong Auto Air-Conditioner Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shenzhen Kaihua Precision Machining Hardware Factory
- Main business:
- Caribbean RegionBermuda
- Puyang Zhongruan Technology Development Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Ningbo Jiacheng Hydraulic Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Qingdao Luoke Hardware Products Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cangzhou Huaxing Pipeline Equipment Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Qingdao Norman Precision Casting Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Cangzhou Jiexi Steel Pipe Co.ltd
- Main business:
- Caribbean RegionBermuda