It adopts the patented technology 
developed by our company, with 
completely independent intellectual 
property rights, and it is a new-genera
tion product upgraded on the basis of 
rotary blade. A certain included angle is 
formed through internal knife colter 
and external knife colter, to regrind the 
residual straws and turn them over to 
the back ridges, so that the seeds will 
be implanted on clean soil, to 
guarantee the seeding ratio, and 
reduce the dead seedlings, stilted 
seedlings, and sparse seedlings.













