- China Metal Parts Forging OEM Manufacturer Co., Ltd.
- Main business: Carbon steel forging, alloy steel forging, stainless steel forging, aluminum-alloy forging, copper-alloy forging
- East AsiaChina(Mainland)
- Zhejiang Longhui Machinery Manufacturing Co., Ltd.
- Main business: Europe，Middle East
- East AsiaChina(Mainland) (Manufacturer)
- Panjin Tiangong Precision Casting Co.,Ltd
- Main business: world
- Eastern Europe (Manufacturer,Trader)