Shi Lin, male, was born in 1963 and graduated from Chengdu University of Technology in 1992. He is a specialist in environmental engineering, especially in air pollution control. He has being engaged in the design, research and construction of flue gas desulfurization. As a researcher, He has published 28 papers and gotten 4 pa- tents within 5 years. He can be reached by E-mail: Celshi@ scut. edu. cn