
- Dongying Zhengda Metal Product Co., Ltd.
- Equipments Building Marine Hardware
Shandong

- Qingdao Jiaen Machinery Technology Co., Ltd
- Casting Parts, Sheet Metal Fabrication Parts, CNC Machining Parts, Injection Molding Parts, Mould, Stamping Parts, Aluminum Die Casting Parts, Powder Coating, Painting, Electroplating
Shandong

- Qingdao Zehan Machinery Manufacturing Co., Ltd.
- CNC Machining Parts, Metal Stamping Parts, Hot Forging Parts, Sheet Metal Fabrication, Precision Casting Parts, Die Casting Parts, Welding Parts, Aluminum Hot Forging Parts, CNC Milling Parts, Brass Fittings
Shandong