CH.J.Machinery Co., Ltd., which was previous Qingdao Huaqing Foundry Machinery Co. Ltd., is the backbone enterprise of the Ministry of Machinery for foundry machinery, and State Secondary Enterprise alone in the field. The company is the production & export base for foundry machinery, which owns most types, technical content and product & sale quantity. It sets up Qingdao city level R&D center with more than 600 large/middle/small machines for machining & inspection. Now the production ability has reached more than 2000 pcs (sets) of foundry machines annually. All the products are designed with the assistance of CAD. The main economic & technical indexes of all the products have ranked the first successively in 16 years in this field in China. The main product, surface-cleaning equipment, owns more than 60% market share. The company has got the International Quality System Certificate ISO9001: 2000 in foundry industry and the self-support import & export rights.