Dongying Changrui Investment Casting Co., Ltd was founded in 2004, after more than 20 years of development, has become a collection of investment casting, heat treatment, machining, surface treatment in one of the modern investment casting enterprises.

90% of the company's products are exported to Europe, America, Japan and other developed countries.

The company has been rated as a high-tech enterprise, specializing in small and medium-sized enterprises, and as the Dongying Institute of Technology internship (labor practice) base to carry out school-enterprise cooperation, the enterprise has a key laboratory in Dongying City, is committed to serving the industry of precision casting and material applications.

The company can produce investment castings of various materials, including carbon steel, stainless steel, low alloy steel, high temperature alloys, high chromium cast iron, ductile iron, aluminum alloy, copper alloy and other materials.

The company has passed the certification of IATF16949:2016, ISO9001:2015. The annual output of all kinds of precision castings more than 6 million pieces, annual sales of more than 100 million yuan, the products are widely used in aerospace, automotive parts, ships, agricultural machinery, food machinery, chemical machinery, mining machinery, pumps and valves industry, the nuclear industry, architectural hardware, tools, etc., the service of the customer including Fiat Automotive, Renault Automotive, John Deere Agricultural Machinery Company, Germany Siemens and a large number of outstanding customers. 

Based on the concept of careful casting, honest development and win-win cooperation, Changrui is willing to seek common development and create brilliant future together with excellent enterprises at home and abroad.