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- Main business:
- Caribbean RegionBermuda
- Shanghai Flangenet Manufacture Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Hebei Best Minmetals Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Dongying Zhengda Metal Product Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- taizhou shenghong metal products co.,ltd
- Main business:
- Caribbean RegionBermuda
- Doocang Heavy Industries (Shanghai) Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- TIANJIN DALIPU OIL COUNTRY TUBULAR GOODS CO., LTD(export sales dept)
- Main business:
- Caribbean RegionBermuda
- Hydroplast piping system S.L.
- Main business:
- Southern EuropeSpain
- Cangzhou Qunyi Pipe Fitting Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Leinuoer Electrical Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Qingdao Zhongyu Industry Part Co.,Ltd,
- Main business:
- Caribbean RegionBermuda
- Double Well international Trade CO., LTD
- Main business:
- Caribbean RegionBermuda
- Platinum Supplier CANGZHOU HUASHIYOU STEEL PIPE CO.,L
- Main business:
- Caribbean RegionBermuda
- Gold Supplier GS Machining(HK) Co., LTD
- Main business:
- Caribbean RegionBermuda
- Platinum Supplier Fast Hardware Electronic Co., Limit
- Main business:
- Caribbean RegionBermuda
- Shandong Shengbang Concrete Pump Parts Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- CANGZHOU XINTIAN PIPELINE CO.LTD
- Main business:
- Caribbean RegionBermuda
- Dongguan Tianying Mould Fitting Co,. Ltd.
- Main business:
- Caribbean RegionBermuda
- AQUA FITTING CO.LTD
- Main business:
- Caribbean RegionBermuda
- Taizhou Jiaojiang Hongdeli Sanitary Wares Factory
- Main business:
- Caribbean RegionBermuda