- Hebei huayang steel pipe co., ltd
- Main business:
- Caribbean RegionBermuda
- Hebei Shengtian Group Seamless Steel Pipe Co.,LTD
- Main business:
- Caribbean RegionBermuda
- Kingmetal Resources Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Tianjin Yuanlitai Steel Pipe Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Hebei Huike Steel Pipes Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- WUXI DEXIN STEEL TUBE CO., LTD.
- Main business:
- Caribbean RegionBermuda
- Tianjin Helide Mineral Trade Co., Ltd
- Main business:
- Caribbean RegionBermuda
- ZHENGZHOU FENGYI STEEL PIPE CO.,LTD
- Main business:
- Caribbean RegionBermuda
- Zhangjiagang City Chengfeng Aluminum Pipe Factory
- Main business:
- Caribbean RegionBermuda
- feiqiang electric manufacturing appliance co,.ltd
- Main business:
- Caribbean RegionBermuda
- jinan beacon trading co.,ltd
- Main business:
- Caribbean RegionBermuda
- Hunan Great Steel Co., Ltd
- Main business:
- Caribbean RegionBermuda
- CANGZHOU XINYUAN STEEL TUBE CO.,LTD.
- Main business:
- Caribbean RegionBermuda
- Tianjin Lanming Steel Manufacturing Co.LTD
- Main business:
- Caribbean RegionBermuda
- Shandong Hongcheng Pipe Industry Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Hunan Integrity Steel Industry Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- 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