Dongying Changrui Investment Casting Co.,Ltd.was founded in 2004.Currently, the company has more than 100 employees(including 4 R&D engineers, 5 process engineers, 8 production managers, 5 quality engineers, 5 digital management engineers) and covers an area of 38,000 square meters. After nearly two decades of development,Changrui Casting has grown into a modern investment casting enterprise integrating precision casting, heat treatment, mechanical machining, and surface treatment. Changrui has been rated as a high-tech enterprise, SRDI(Specialized; Refinement; Differential; Innovation) enterprises. We also serves as an internship (labor practice) base for Dongying Technician College to carry out school enterprise cooperation. We have a Dongying key laboratory and is committed to serving the investment casting and material application industries.

We can produce precision castings of various materials. including carbon steel. stainless steel, low alloy steel. high temperature alloy, high chromium cast iron,ductile iron, aluminum alloy, copper alloy and more than a thousand other materials.

Changrui has passed the certification of ISO9001:2015, IATF16949:2016, ISO14001:2015 and ISO45001:2018. Annual production of over 6 million investment castings, with an annual sales revenue of over 15 million USD.

The products widely serve the aerospace, auto parts, ships, agricultural machinery, food machinery, chemical machinery, mining machinery, pump and valve industry, nuclear industry, construction hardware, tools and other industries.

Our customers include a large number of excellent domestic and foreign enterprises such as Fiat, Ferrari, Renault, John Deere Agricultural Machinery, Siemens, etc.

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