Specification :

Changrui use investment casting, precise processing, surface treatment technology to make hundreds of different castings and intensive processing product with material of Carbon Steel, Stainless Steel, Low alloy steel, High-temperature Steel and so on.

Changrui are an experienced manufacturer of steel investment castings which produces castings by means of the silican sol (lost-wax) process.

Changrui will try my best to make it straight forward to establish direct purchasing of your components from a reliable manufacturer operating to ISO9001:2000

With an output 60Ts castings per month, export everywhere in the world