Shandong Kunyuan Heavy Industry Machinery Co., Ltd. (formerly Laiwu Laigang Group Jinding Roll Co., Ltd.) is located in Lixin Economic Development Zone, Gangcheng District, Jinan City, Shandong Province, covering an area of 200 acres, adjacent to Laigang Group and Qishan National Forest Park. The Beijing Shanghai Expressway, Qinglan Expressway, Binlai Expressway, Laitai Expressway, and National Highway 205 pass through here, making transportation very convenient.

The company was established in August 2007 with a total investment of 120 million yuan. The company mainly engages in the production of metallurgical rollers and roller rings, the processing and manufacturing of castings, the processing of mechanical parts, the production and maintenance of spare parts, the production, wholesale and retail of alloy materials, with an annual production capacity of 9000 tons of rollers. The annual production capacity of steelmaking composite deoxidizer is 10000 tons, including 10000 tons of various castings, and there is also a spare parts production and maintenance team of 20 people. There are currently 4 sets of 1.5T and 3T medium frequency induction furnaces for casting equipment, 1 set of horizontal centrifuges for Φ 300, Φ 500, Φ 800, and Φ 1000, 2 sets of 20m ³, 50m ³, and 65 ³ resistance heat treatment furnaces, and 1 set of 9m and 15m well resistance furnaces. The maximum processing capacity is 20T per unit weight and 1.5m diameter rolling rolls. There is also a resin sand casting production line and a lost foam production line, with a maximum production capacity of 20 tons per unit weight for castings. There are 32 heavy-duty rolling mill lathes, 1 2000 × 8000 gantry milling machine, 2 double-sided milling machines, 2 planers, 1 4-meter vertical lathe, 2 large cylindrical grinders, 1 internal cylindrical grinder, 2 thread crescent milling machines, and more than 80 other types of processing equipment in the machining equipment. The company's physical and chemical center is equipped with advanced testing equipment, including German Spike direct reading spectroscopy, Japanese Olympus metallographic analysis system and workpiece metallographic analyzer, ultrasonic flaw detector, Shore hardness tester, universal tensile machine, furnace front thermal analyzer, chemical laboratory, etc. The testing equipment is complete, advanced, and technically reliable, capable of controlling the entire process from raw material entry to finished product production, and has passed ISO9001-2000 quality system certification.

The company currently has 120 employees, including 6 engineering and technical personnel. The company has a strong team of professional and technical talents and has established long-term technical cooperation relationships with domestic universities and research institutes. It continuously conducts research and development of new products and technological innovations to ensure the quality and technological leadership of the company's products. The composite deoxidizer produced is a new type of deoxidizer used in steelmaking production, which can improve the morphology of inclusions, reduce the gas element content in molten steel, enhance deoxidization ability and aluminum yield. An effective new technology to improve the quality of steel, reduce costs, and save aluminum. The rolling rolls produced are mainly used for rough, medium, and precision rolling of online bars, plates, strips, and steel sections. Sold to large steel enterprises such as Laigang Group, Yongfeng Steel, Xiwang Steel, Jiujiang Steel, and Hebei Jingye. It has been exported multiple times to steel companies in the United States, India, and other countries. The company adheres to the concept of "quality first, customer first, excellence, and brand building", always striving for survival through quality, efficiency through management, market through service, and reputation through integrity. Our corporate purpose is to serve you wholeheartedly and work together with our customers to create tomorrow's glory.