4YZXType self-propelled fresh food（Seed production）Corn harvester is a multi-regional planting agronomy integrated by Tiejian Heavy Industry.、Agricultural machinery artifact independently developed by planting mode and harvest requirements。The equipment adopts flexible header design.，The chassis is knuckle steering.，Turning radius less than 6 meters。Total loss rate of fresh corn harvest≤3％，Fault diagnosis and alarm、Reversal of material system and other functions，Olves the problem of fresh food、Pain Points of Mechanized Harvest of Maize for Seed Production，Break through the low loss rate of harvest、Low impurity content、High reliability and other key core technologies。At the same time，Equipment with high added value，Replacing the header can also finish the edamame.、Harvesting of grains and cash crops such as pepper，Maximize revenue，It can be widely used in Northeast China.、Xinjiang、Inner Mongolia、Fresh food planted on a large scale in Hebei and other regions、Corn for seed production is harvested。

At present，Tiejian Heavy Industry Cotton Picker、Tomato Harvester、Large baler、A full range of agricultural machinery products such as silage harvesters have been fully opened for pre-sale in 2025.。