Qingdao Shiyun trailer Co.,Ltd is established in 2004,located in the high technology development park in Juye, Shandong, China. The total investment exceeds 50 million RMB, the factory area of 70000 square meters. It formed professional,modern and international systems in technology, production, supply and marketing by modern business management. Shiyun is the first semi-trailer manufacturer to get the qualification announcement from National Development and Reform Commission of Heze city.Over the decade, Shiyun has used advanced equipment to makes products with high precision and stable quality, taking the lead in the industry passed ISO9001 quality authentication and CCC authentication. Its total number of the employee is 200; among them are 45 professional technicians, 11 senior & middle engineers and manager. The staff is high accomplishment with kinds of skills and technology.