China
Qingdao Pref International Trading Co., Ltd. is a professional manufacturer of varies types of semi trailers with well-equipped testing facilities and strong technical force. Our plant is located in Liangshan town, Jining city, Shandong province which is China special vehicle industry town with more than 15 years' manufacturer experience. Our plant covers an area of 195,000 square meters , and is approved by China's Ministry of Industry and Information Technology. We take ...
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