CHANGRUI INVESTMENT CASTING CO LTD

CHANGRUI INVESTMENT CASTING CO LTD (Dongying Changrui Investment Casting Co., Ltd.) specializes in precision investment casting and machining using the silica sol lost-wax (lostwax) process. The company manufactures products including precision machinery parts, marine hardware, gearbox accessories, valve & pump parts, industrial furnace parts, food machinery components, construction hardware, lock parts, and auto parts. Its integrated manufacturing processes cover casting, heat treatment, machining, and surface treatment, supported by inspection equipment such as CMM, hardness testers, roughness testers, salt spray testing, MPI, and spectrum analysis. Quality and environmental management are certified to IATF 16949:2016 and ISO 14001:2015, and the company has been approved as a supplier for FIAT and John Deere. Industries served include machinery, tools, pumps & valves, automotive, locks, and related precision applications.

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