We are a big and professional manufacturer and we supply almost all semi-trailer parts.

  Our products certification as below:

All types and models Suspension System of semi trailer with good quality and reasonable price.

About our company:

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, twist lock series, etc.

If you are intrested in any kind of our products, just contact me by informations below: