Comrade Liu Changyu has solid professional theoretical knowledge and rich practical experience, high professional ethics and a strong sense of social responsibility. He is an academic leader in the field of water conservancy engineering survey and design in Shandong Province. For decades, he has dedicated his whole body and soul to the water conservancy industry in our province, and has been working on the front line of water conservancy project planning, design and research. Liu Changyu has presided over the completion of the Yellow River Diversion Water Supply Project in Jinan, Zibo and Weifang cities in Shandong Province. Planning and design, Shengli Oilfield Yellow River water diversion project overall planning and water resources comprehensive development and utilization project planning and design, Xiaoqing River Basin comprehensive management main stream flood control and waterlogging control project planning and design, Shandong Province along the Yellow Plain reservoir project planning and design, Shandong Province Yellow River Basin Hepeninsula River Basin Flood Control Planning, Shandong Province Large Irrigation District Renewal Supporting and Water-saving Renovation Project Planning and Design, Shandong Province Overall Plan for Sustainable Utilization of Water Resources in the Early 21st Century, Shandong Province Jiaodong Region Yellow River Water Diversion Project Planning and Design, Shandong Province Large and Medium-sized Planning and design of more than 20 national and provincial key water conservancy construction projects and 10 other key national and provincial water conservancy construction projects, including reservoir risk relief and reinforcement engineering design, Shandong Province's large and medium-sized dangerous sluice relief and reinforcement engineering design, Shandong Section of South-to-North Water Diversion Project planning and design, Shandong Province Comprehensive Water Resources Planning, etc. In the research on the remaining major scientific research topics, a number of domestic and foreign advanced technologies have been promoted and applied, a series of major technical problems have been solved, and a number of major results have been achieved. The technical level has reached the domestic leading, internationally advanced and internationally leading levels, with remarkable results and contributions. protrude. He has won 2 National Science and Technology Progress Awards, 10 Provincial and Ministerial Level Awards, 10 Provincial and Ministerial Excellent Engineering Survey and Design Awards, 2 Provincial Excellent Engineering Consulting Awards, 4 National Utility Model Patents, and published more than 20 papers. He has made outstanding achievements in the planning and design of key national and provincial water conservancy construction projects and the research, development and application of water conservancy science and technology, and has made outstanding contributions to the development of water conservancy.