After more than 17 years of accumulated development, Qingzhou Chengyi Heavy Industry Machinery Co., Ltd. has become a modern rolling welding machine production enterprise that integrates intelligent research and development, intelligent manufacturing, intelligent technology, and intelligent services. The company has test reports and appraisal certificates for a series of products, and has the qualifications to undertake EPC (one-stop) business for large-scale power engineering. The products have been distributed throughout the country and in regions such as Asia, Africa, the Middle East, and South America< The company always adheres to the business philosophy of "benefiting the country, benefiting the people, harmoniously serving society, and creating a life". It actively grasps the development trends of the industry, adheres to technological innovation, constantly explores and advances, seeks development through innovation, meets challenges with strength, and provides services to society, making unremitting efforts to create a wise and beautiful life< Qingzhou Chengyi Heavy Industry Machinery Co., Ltd. is located in Weifang, Shandong. Currently, it has a provincial-level enterprise technology center and 6 subordinate enterprises. The company specializes in rolling welding machines, fully automatic steel rolling welding machines, and cement pipe machinery, with best-selling products both domestically and internationally. The company has years of production experience, modern production equipment, and advanced quality management system, ensuring reliable product quality.