Tọrọ ntọala na 2008, Wuxi Yaqin Grinding Tools co., Ltd.bụ ụlọ ọrụ na-azụ ahịa ọkachamara nke sitere na ụlọ ọrụ mmepụta ihe bụ nke ọpụrụiche na-emepụta ihe na-egweri ájá na ihe egweri.
Azụmahịa anyị bụ isi: mmepụta ọkachamara nke ntu ntu, mkpuchi aja, banding sanding, igwe ntu na ngwa ntu ndị ọzọ…