- Thick-walled seamless steel pipe plant in Shandong Ltd.
- Main business:
- Caribbean RegionBermuda
- Taizhou Huangyan Sanpu Mould Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Wah Poly Molding & Plastic Mould Factory
- Main business:
- Caribbean RegionBermuda
- Hebei Tengfeng Metal Products Co.,LTD
- Main business:
- Caribbean RegionBermuda
- Baoding Tanxing Co.,ltd
- Main business:
- Caribbean RegionBermuda
- Shenzhen Creative Mould Limited
- Main business:
- Caribbean RegionBermuda
- Zhangjiagang Runkun Wear Resistant Materials CO.,
- Main business:
- Caribbean RegionBermuda
- Luoyang Jinhui Machinery & Electric appliance Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- tianjin ruitong steel Co.,ltd
- Main business:
- Caribbean RegionBermuda
- Shanghai LZQ Precision Tool Technology Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Anshan YaoCheng Metallurgy Machinery Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Liaocheng Schroder Steel Pipe Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Baozhuo Trade Development Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- KUNSHAN SHENGHUI ALUMINUM CO.,LTD.
- Main business:
- Caribbean RegionBermuda
- Guangdong Sunwill Precision Plastic Co., Ltd. Shunde Mold Filiale
- Main business:
- Caribbean RegionBermuda
- Hebei Jinao Seamless Industry Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Langfang Baiwei Drill Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Wuxi Xintong Steel Pipe Co.,Ltd
- Main business:
- Caribbean RegionBermuda
- Liaocheng Huaxiang Machinery Accessories Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Zhonghai Steel Pipe Manufacture Co., Ltd.
- Main business:
- Caribbean RegionBermuda