- Hebei Province Yanshan County Electricity Pipe-Fittings Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- CANGZHOU KTD STEEL PIPE CO.,LTD
- Main business:
- Caribbean RegionBermuda
- HuZhou Aro Metal Treatment Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- HEBEI JINSHENG PIPE FITTING MANUFACTURING CO.,LTD
- Main business:
- Caribbean RegionBermuda
- Anji Wire Mesh Co.,LTD
- Main business:
- Caribbean RegionBermuda
- Nature Metalwork Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Cangzhou Hengtong Tubing Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Fushun Bohai Import & Export Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Longpower Electron Engineering Ltd.
- Main business:
- Caribbean RegionBermuda
- TOPPIPE Supply Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- lili tube company ltd.
- Main business:
- Caribbean RegionBermuda
- ZhangJiaGang Free Trade Zone HengHong International Trading Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Farsight Engery(Hong Kong) Ltd
- Main business:
- Caribbean RegionBermuda
- Al-Steel Group Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Steadfast Overseas Impex
- Main business:
- Caribbean RegionBermuda
- ningbo zhehua heavy steel pipe co,ltd
- Main business:
- Caribbean RegionBermuda
- KING DA JENG CO.,LTD
- Main business:
- Caribbean RegionBermuda
- YANTAI BAODI COPPER&ALUMINUM CO.,LTD
- Main business:
- Caribbean RegionBermuda
- zhangjiagang city yiyang pipe producing co ltd
- Main business:
- Caribbean RegionBermuda
- Cangzhou Qiancheng Steel-Pipe Co., Ltd
- Main business:
- Caribbean RegionBermuda