Carbon Black and (n330Trading Company from China .

WE are group company, have rubber machine carbon black ect company .
As a nongovernmental enterprise transformed from Qingdao Third Rubber Machinery Factory, Qingdao Yadong Rubber Machinery Co., Ltd. was first established in October, 1976 and had experienced over-20-year history of producing rubber machinery. Owning more than 530 employees, floor area of 58 thousand sqm, building area of 34