Taian Jia Zhi Lin Machinery Co.,Ltd is a professional manufacturer dedicating to manufacturing semi-trailer suspension systems,trailer and truck axles and Robot Automatic Plastering Wall Machine.Our company founded in 2010, covers an area of 35000 square meters and has more than twenty-five million capital assets. We have about more than 100 employees including 25 technical staffs which having couple of years abundant experience in semi-trailer parts designing and manufacturing. Our company show great foresight, innovation and creating, and actively set up science and technology team, strengthen technology research, actively integrate into the "1 + 1> 2" team concept, according to domestic and international technical standards and market demand to develop a variety of excellent performance of semi-trailer accessories, the main product are semi trailer suspension(German type suspension system, American type suspension system, Bogie suspension system and so on),axles, landing gear,king pin ,fifth wheel ,twist lock, wheel hub and all kinds of axle spare parts so on.Meanwhile our hottest machine--automatic rendering wall machine have been exported to many different counties.