On Nov.2^nd, Zhong Sixuan, Director of American EI Company in Asian region, accompanied by Prof. Gao Xinling, the chief of library in Hohai University, and Mr.Zhang Rongan, director of periodical department, visited the State Key Laboratory of Hydrology-Water Resources And Hydraulic Engineering. Prof. Peng Shizhang, Director of State Key Laboratory, introduced to him the relative scientific researches and experiment platform construction conditions. Later, Prof. Peng showed him around the experimental platforms and researching offices.