Different laser cutting rollerwheel for matching different structure.
各类激光切割滑轮架，形状不一，搭配效果极佳；
2
The seeder rollerwheel has the advantages of simple structure, convenient use, and high seed rate and meets the needs of seeding for different crops at the same time.
结构简单，使用方便、播种率高的同时又能满足播种不同作物的作物 的优点。
3
Rollerwheel and carrier rod protection system is a new pattern protection system which designed by the Research Institute of Mechanical for The Port, WuHan University of technology.