Zhuji Huibang science and technology company Ltd, is a manufacturing Co., Ltd. is an ISO/TS16949 certified manufacturer, which specializes in producing slack adjusters, brake valve ,air drier,spring brake champer,air pump and so on . Our company occupies 1000 square meters, A team of highly qualified technicians with up-to-date manufacturing equipment ensure the quality of our products. and all the products is for truck ,trailer,tractor ,such as DAF, SCANIA,VOLVO,BENZ,And so on.sincerely hope...View More