The 2019 3rd International Conference on Water Conservancy, Hydropower and Building Engineering(WCHBE 2019) will be held on September 20-22, 2019 in Dalian, China. The conference is an international conference for the presentation of technological advances and research results in the fields of water conservancy, hydropower and building engineering. The conference will bring together leading researchers, engineers and scientists in the domain of interest from around the world. We warmly welcome previous and prospected authors submit your new research papers to WCHBE 2019, and share the valuable experiences with the scientist and scholars around the world.