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With scientific management methods and excelsior manufacturing technology, the company serves users wholeheartedly. DouLun regards quality as its life, and always follows the quality policy of being responsible for processes, products and users, and serves users wholeheartedly.

DouLun It was founded in december2017 with a registered capital of 20million yuan. The company is located at No.3, North Zone B, Zhongrui iron and steel logistics park, Qingzhou City, Weifang City, Shandong Province. It is a wholly-owned enterprise focusing on the production of heavy mining machinery and integrating production and sales. With 5000 square meters of standardized industrial plants and nearly 100 sets of metal processing, cutting, welding and assembly equipment, we have a team with rich experience and a sense of responsibility.