Lianyungang Boyun Machinery Co., Ltd. is a professional manufacturer of mineral machinery, specialized in the design, research & development, manufacture & sales. We have owned 60 products including feeding, cracked, transportation, ore grinding, classification, flotation, concentration, drilling & magnetic separation. Those are widely used in mines, drilling and engineering construction. Boyun is located in Donghai County, Lianyungang City. There are 10 engineers & 100 staff members more or ...