Liangshan Changzai Machinery Manufacturing CO., Ltd. is located in Liang Shan County, which is Chinese trailer (special-use vehicle) production base. We have a factory professionally design and manufacture semitrailer parts, including landing gear series, kingpin series, air tanks, suspension systems, air brake chamber series, locks of containers, etc.Our products have been exported to the USA, Korea Republic, Malaysia and the Philippines as well as the Middle East, Latin America and West Asia, and have received high praises from customers at home and abroad. Our technology and quality is in line with international standards and we are one of the leaders in this field.Based on the concept of "customer needs is our eternal goal", we have designed and developed hundreds of series of new products in these years. We utilize advanced technology to ensure cost efficiency for our customers and assist customers to develop products which are responsive to the market demand. We have advanced production equipment and a professional research and development team. Our production is in strict accordance with ISO9001 International Quality System Certification Standard. We sincerely welcome old and new friends to visit our factory and discuss business cooperation with us. We will repay our clients with better service and products all the time.