- Tianjin Shengjintai Steel & Iron Co., Ltd
- Main business:
- Caribbean RegionBermuda
- CANGZHOU JINGUAN STEEL PIPE CO.,LTD
- Main business:
- Caribbean RegionBermuda
- Zhongzhao Vehicle Parts Co.Ltd
- Main business:
- Caribbean RegionBermuda
- Shijiazhuang Rensheng Pipe Fittings Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- shijiazhuang guangce import and export company
- Main business:
- Caribbean RegionBermuda
- hebei sunpo metal products co.,ltd
- Main business:
- Caribbean RegionBermuda
- jiangsu dehai group
- Main business:
- Caribbean RegionBermuda
- Hebei JW Castings co.,ltd.
- Main business:
- Caribbean RegionBermuda
- shandong lusteel group co.,ltd
- Main business:
- Caribbean RegionBermuda
- CangZhou BoHong Pipeline Equipment Co., Ltd
- Main business:
- Caribbean RegionBermuda
- hebei runhong construction machinery manufacuture
- Main business:
- Caribbean RegionBermuda
- Hebei Hengtai Piping Equipment Group
- Main business:
- Caribbean RegionBermuda
- SAIL CONCRETE PUMP PARTS CO.LTD
- Main business:
- Caribbean RegionBermuda
- Yanshan Yutong Steel Pipe Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- CANGZHOU BOHONG PIPE LINE EQIUPMENT CO.,LTD
- Main business:
- Caribbean RegionBermuda
- FOSHAN STAINLESS STEEL CO<D
- Main business:
- Caribbean RegionBermuda
- Zhangjiagang Huadian Im.&Ex.Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- BeiJing JinMei Enterpreneur Import & Export Co.,Ltd.
- Main business:
- Caribbean RegionBermuda
- SKO Co.,ltd
- Main business:
- Caribbean RegionBermuda
- Ningbo Smount Pipes Industry Co., Ltd
- Main business:
- Caribbean RegionBermuda