The manual hydraulic carrier vehicle is divided into flat Hydraulic forklifts and high -hydraulic forklifts. The flat type is commonly known as di -cattle. It is used in major shopping malls. The high vehicle can be increased to a certain height. In addition, there are special materials forklifts, which are stainless steel tablet handling vehicles. The wheels of the hydraulic forklift are generally divided into two types, namely: nylon wheel and PU wheel. Among them, the PU wheel has a requirement for the ground, and it must be a flat and no pit, otherwise it will damage the wheels. The advantage is that the noise is small. The nylon wheels do not have special requirements for the ground. Any ground can walk and have a wide range of applications.