Dong Bo Chain has been engaged in chain manufacturing since 1962 in Korea, with over 43 years experience and know-how accumulated in the field. We, Qing Dao Dong Bo Chain Co., Ltd. were established in 2001 in China for the purpose of enhancing productivity and competitiveness. All the production lines here are controlled by Korean supervisors and technicians. With 43 years experience in chain manufacturing, we now are exporting our products to more than 70 countries all over the world including USA, Canada, Mid-East and Europe enjoying a good reputation in our products advanced quality and competitive price from the customers.