Qigui Yang is “National Engineering Survey and Design Master”, professorate senior engineer, doctoral supervisor, currently is chairman of the board of CISPDR Corporation, “Young and Middle-aged Expert with OutstandingNational Contributions”, and the winner of the First National Innovation Competition Award. He has long been engaged in the design of embankment dam and geotechnical engineering, risk assessment and research of emergency rescue technology of barrier lake. He proposed risk assessment methods of barrier lake and built atechnical system of emergency response, which fills the gap in barrier lake emergency response technology at home and abroad. He is responsible for or participate in more than 30 national research projects and engineering research projects. He successfully removed the risk of the Tangjiashan barrier lake, which was praised by the General Command of the State Council for earthquake relief as "a miracle of handling large barrier lakes in the world". He has been crowned the National Award for Science and Technology twice (ranked1st and 2nd), honored with 2 Provincial and Ministerial Science and Technology Progress Special Awards (all ranked 1st), 5 first Awards;1 National Excellent Engineering Survey and Design Gold Award, 2 Silver Award. He is the holder of 25 Chinese Invention patents (12 items ranked 1st), 14 International Invention patents (6 items ranked 1st), and wrote 7 technical standards (2 items ranked 1st). He is also the author/coauthor of more than 80 research papers, and the first author of 5 books.Wenjun Yang is a professorate senior engineer and doctoral supervisor. He is currentlythe vice president of the Changjiang River Scientific Research Institute and anexpert enjoying special government subsidies from the State Council. He isnational level candidate for the "The New Century Talents Project"and the first ministerial level candidate for the "5151 TalentsProject" of the Ministry of Water Resources. He won the Outstanding YouthAward of the Chinese Hydraulic Engineering Society and the First Zhang GuangdouOutstanding Youth Award. He has been long engaged in technical research onhydraulics and river dynamics, water environment and ecological waterconservancy, and water and sediment measurement technology. He presided 2scientific and technological support projects during the 11th Five-Year Plan,and was responsible for one National Key Research and Development Projectduring the 13th Five-Year Plan, three science and technology projects such asmajor scientific research instrument development projects and general programof the National Natural Science Foundation of China. He has been crowned theNational Science and Technology Progress Award three times, and awarded theNational Engineering Design Gold Prize, 7 Provincial and Ministerial Scienceand Technology Progress First and Special Prizes. He is the first author of 4books, the co-author of 3 technical standards. He is also the holder of morethan 20 invention patents, and the author/coauthor of more than 100 researchpapers.