Dongen Precision

Expertise in High Pressure Piston Pump 

Mold Production

Our Design Department conducts project assessment, mold design and mold flow analysis for each project

Zinc & Aluminum Die-Casting

The die-casting workshop is equipped with 1 zinc die-casting machine (160T) and 8 aluminum die-casting machine (280-800T)

CNC Machining

We have a range of imported facilities, including Mazak, Fanuc, and an automated production line


About Dongen

Founded in August, 2005, our factory covers 8,641.14 m² of land, with a total construction area of 7,231.9 m². We have workshops for mold development, die-casting and CNC machining. We specialize in the design, machining and production of metal molds and aluminum parts, ranging from components for automobile cleaning machines, rough die-casting and related parts, weighing 1,500 ton in output. We’ve been supplying parts to the Karcher Group for over ten year. Other clients include GFX Corporation, Toyota, etc. With certified quality standards and ethical enterprise practice, we look to develop long-term partnerships with our current and potential clients.




Dongen’s name worthy quality system is key to winning the trust of clients, e.g. the Karcher Group


SPECIALIZED IN PRODUCING: Piston Ring, Motor Cap, High Pressure Manifold and High Pressure Pump

Contact Us

  • 0086-574-86090680
  • No.181, Qinghe Rd, Chunxiao Industral district, Beilun, Ningbo, Zhejiang, China