- China Hengyi Pneumatic Elements Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- Hengshui Jinggong Rubber&Plastic Products Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- hebei shenjian pipe fittings co.,ltd
- Main business:
- Caribbean RegionBermuda
- Yanshan Shengji Pipe Fittings Manufacture Co, Ltd
- Main business:
- Caribbean RegionBermuda
- Zhejiang Huangyan Minghua Plastic Pipe fitting Co,Ltd
- Main business:
- Caribbean RegionBermuda
- Shanghai Nuofle Machinery Co, Ltd
- Main business:
- Caribbean RegionBermuda
- China Vigor Drilling Oil Tools and Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Runhong Structural Machinery Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Tangshan Eylein Fitting Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- hebei newsinda pipes manufacture co,.ltd
- Main business:
- Caribbean RegionBermuda
- Cangzhou Fengye Pipe Fitting CO.,LTD
- Main business:
- Caribbean RegionBermuda
- Gongyi Lanxiang Water Supply Material Factory
- Main business:
- Caribbean RegionBermuda
- Cangzhou Yueyang Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Guangzhou Brlon Laboratory Profession Fitting Inc.
- Main business:
- Caribbean RegionBermuda
- Hebei Juding Pipeline Equipment Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Xinhairunda Steel Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Dongying Henghui Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanxi Jindingtai Metals Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Wind Sail High-Pressure Tubing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- CN-Bestrader Pipe Fitting Co., Ltd.
- Main business:
- Caribbean RegionBermuda