Accessories have become a crucial factor restricting agricultural machinery manufacturers from completing their services quickly and become a "bottleneck" in agricultural machinery services. In particular, the special accessories of some enterprises cannot be replaced. In addition, the dispersion of faults is very high. Various faults make it difficult to prepare accessories. The prepared ones are not bad, the unprepared ones are broken, and after the car breaks down, The passive and other parts that can only be watched helplessly make the dealers and users very angry and miserable. Therefore, all agricultural machinery manufacturers must pay attention to the supply of accessories. Before the busy farming season, prepare the corresponding conventional accessories and unpopular accessories to the market according to the use of accessories in the previous year, the sales models in the previous year and the prediction of faults in the current year. After the busy farming season starts, make timely statistics on the early faults, supplement and allocate the corresponding accessories in time. For the unprepared temporarily damaged accessories, If it is caused by enterprise quality problems, it should be sent to the market in time at all costs to avoid complaints caused by delay.  https://www.newvision-agri.cn/