Founded in 1973, it was restructured in 2005 and merged into Qingyuan Group on August 20 12. The company is a leading manufacturer of heavy pressure vessels in China, integrating pressure vessel manufacturing, polyester equipment manufacturing, cold spinning of heads, mechanical processing, LNG equipment manufacturing and plastic mold processing. It is one of the main production bases of pressure vessels, polyester equipment and cold spinning heads in China, a designated manufacturer of missiles, spacecraft and launch vehicle accessories in the national aerospace department, and a top 500 enterprise in the national machinery manufacturing industry.
The company is located in Linzi, Zibo City, Shandong Province, a famous historical and cultural city.