Carts for different purposes have different body structures. Most of the universal four-wheel wheel barrow has a cargo platform. For example: folding wheel barrow, wheel barrow with steel mesh fence, three-layer wheel barrow, climbing car, wheel barrow, flat wheel barrow, silent wheel barrow, etc. They all have different functions. According to the material classification, it can be divided into: stainless steel wheel barrow, steel wheel barrow, plastic wheel barrow, aluminum wheel barrow and so on.