Dongming Risun Chemicals Limited is located in Risun Dongming Base, Dongming Engineering Plastic Industry Park, Heze, Shandong Province. It integrates Shandong Fangming Chemicals Limited, Shandong Dongju Chemicals Limited, and Shandong Hengshun Heat Supply Limited, which were previously owned by Shandong Hongye Group in Dongming. It was officially registered in September 2022 with a registered capital of 2,231.81 million yuan, covering an area of 1,078 mu, and equipped with 2×150,000 tons/year of caprolactam, 370,000 tons/year of cyclohexanone, 300,000 tons/year of sulfuric acid, 2×130,000 tons/year of hydrogen peroxide, 65,000 tons/year of nylon 6 slices, 140,000 tons/year of synthetic ammonia, 59,000 standard cubic meters/hour of hydrogen gas, 5×130 tons/hour of boiler and other devices (the caprolactam device adopts the full set of technology from German PE company, and its core technology is the all metal film oximation reactor; the nylon 6 slicing device adopts the two-stage polymerization technology before and after pressurization from German PE company, and has the industry-leading BOPA membrane grade slicing production). The company mainly produces and operates products such as caprolactam, nylon 6 slices, cyclohexanone, fuming sulfuric acid, hydrogen peroxide, ammonium sulfate, and sodium carbonate. It has obtained honors and qualifications such as Heze Polyamide Key Laboratory, Heze Water-saving Construction Unit, and Dongming County R&D Investment Advanced Enterprise. At the same time, on the basis of fully filling the original equipment, it has completed the 200,000 tons to 300,000 tons/year expansion project of the caprolactam unit, built the largest domestic single scale cyclohexanone unit with an annual output of 350,000 tons, implemented the comprehensive utilization project of cyclohexanone caprolactam tail gas, as well as supporting projects such as hydrogen, oxygen, nitrogen, sewage deep treatment, circulating water, and 110KV substation. It collaborates with Cangzhou Base to achieve a total scale of 750,000 tons/year for caprolactam production in Risun Group, becoming the world's second largest caprolactam producer with a market share of 7.1% and a cost reduction of 1,600-1,900 yuan/ton. Its production and export volume have repeatedly reached new highs, and its domestic and foreign customers have rapidly increased, greatly enhancing the core competitiveness of its products.