"ZHEHAO HOOK",which is the topping hook manufacturer in the union world,uses no oil lubricating technology from DUPONT,grafting space technology and produces the topping hook which is the heart of sewing machine without oil .

The using efforts :

Level up the stitch ,making the stitch more glabrous,sewing and embroidery machine are getting more stable in original bases; it also can economize the workload for appending the oil into the hook every other hours. It lighten the working intensity,which is a good co-worker for making slap

-up garments. how many each...