In the traditional distribution box, the lines in the distribution box will be very messy, which will lead to serious loss of lines for a long time. When the circuit loss is once, the economic benefit will be greatly reduced, and the work efficiency will also be reduced. After continuous manufacturing, fan distribution box came out. Its appearance design is simple, and repair, construction is more convenient, the safety and environmental protection two functions have further improved. At work, it will not be the same as the traditional distribution box. It is safe and reliable in operation. When it needs to be repaired, its cost is very low. When it is used for a long time, it will bring all benefits into people's life and work.