agriculture and grains are basic products for human being especially corn which has thouands of history and old grains,almost everywhere maize are planted. in acient days,people process maize by hand to tear the skins of corn and take off the kernel by simple tools even by hand. as society developed,the first maize thresher machine is born which is hand operation maize thresher machine but that machine has low efficiency and waste much labor.now new combination maize thresher machine has two functions of peeling and threshing with types of up-down and left-right which can greatly save labor and time.
