Established in 1997, Taian Shengdian Industry and Trade Co., Ltd. is a group company. We have many affiliated enterprises, namely Steel Ball Factory, Piston Plant, Machine Tool Plant and Shengdian Import & Export Co., Ltd. Steel Ball Factory processes various materials balls in Grade 60-2000. We have an annual production capability of over 5,000MT steel balls which are all sold in the oversea market. The soft balls and the balls in Grade 1000 are sold well in the overseas market for ...