近年来,在农机购置补贴政策带动下,我国玉米收获机拥有量连年增长,呈现市场需求旺盛、产品加快发展的良好态势。截至2015年底,全国共有133家企业的571个玉米收获机械产品获得部级推广鉴定证书。玉米收获机械生产企业主要集中分布在山东、河南、河北等地区,销售区域主要在东北、华北等主产区。从调查情况看,玉米收获机产品基本成熟,机型多、功能 In recent years, driven by the purchase subsidies for agricultural machinery, the number of corn harvesters in our country has grown year by year, showing a good momentum of market demand and accelerated development of products. By the end of 2015, a total of 571 corn harvesting machinery products from 133 enterprises nationwide had obtained ministerial-level promotion appraisal certificates. Corn harvesting machinery manufacturing enterprises are mainly concentrated in Shandong, Henan, Hebei and other regions, the sales area is mainly in the northeast, North China and other major producing areas. From the survey situation, corn harvester products are basically mature, more models and features