Qingdao Duoli Machinery Technology Co., Ltd. is located on the beautiful and rich coast of Bohai Bay, and is an economic golden zone where Yantai, Qingdao, and Weifang intersect. Since the establishment of our factory, we have always regarded "reputation first, customer first" as a permanent commitment. Seiko produces hundreds of varieties including reaction, grinding, emulsification, and kneading. To operate with sincerity and win trust from customers is our unwavering belief. We welcome people from all walks of life to visit our company