Liu zhongbin, Ph.D. holder, professor and master’s supervisor. He is a member of the Standardization Working Committee and the Technical Committee of the Separation Machinery Branch of the China General Machinery Industry Association. He is recognized as an academic and technical leader and a reserve candidate in Sichuan Province. Liuzhongbin has been extensively involved in research on fluid machinery and engineering. In recent years, he has been involved in over 20 collaborative projects at various levels, holding 25 invention patents and over 20 utility model patents. He has published more than 60 research papers.