Dehong jiag,the Vice President of Tianshan Material Co.,Ltd. A professor-level senior engineer,the Vice President of China Building Materials Machinery Association,Visiting Professor of Jinan University.Jiang has been engaged in the technical management for 35 years.He hosted a large number of cement optimization and upgrading projects.He has also won the honorary titles of" Excellent Chief Engineer of Chinese Cement Enterprise”,and” CAA Science and Technology Progress Award”