He has repeatedly studied the "production technology of α-type high-strength gypsum", which has won Ningxia a reputation in China and achieved great economic benefits.
The "flash combustion method and process technology" and "mixed combustion method and process technology" developed by him for a large number of industrial by-products gypsum are widely used inside and outside the region, which has made contributions to solving environmental pollution and implementing the development of circular economy advocated by the state and achieved great economic, social and environmental benefits.
Duan Qingkui's achievements in technical business have been recognized and praised by the domestic gypsum industry, which enjoys a high reputation. He has been a member of the National Building Materials Education Science Committee, a member of China Standardization Committee, a vice president of China Gypsum Society, and a vice president of China Building Materials Federation Gypsum Branch.
Under his leadership, the economic income of Ningxia Institute of Building Materials has increased by 30% every year, the output value of Ningxia Institute of Building Materials has increased by 10 times, the scientific research achievements have increased year by year, and the income of employees has increased by a large margin, which has become a model in the restructuring of industrial institutes in our region.
Duan Qingkui was awarded by the people's government of the autonomous region as an outstanding professional and technical personnel with outstanding contributions and enjoyed special allowances from the people's government of the autonomous region.