grinding balls company profile
Qingzhou Dazhong Grinding Steel Ball Co., Ltd. Grinding ... QINGZHOU DAZHONG GRINDING STEEL BALL LIMITED is the leading company in the production and marketing of GRINDING BALL and GRINDING CYLPEB in China and one of the major suppliers of GRINDING BALL and GRINDING CYLPEB in the world, founded in 1985, with annual production capacity of 100,000 metric tons.