The present situation of flexion

I work in Beijing Shangshui Information Technology Co., Ltd. Qu graduated from the Federal Institute of Technology in Lausanne, Switzerland, with a doctorate and a professor-level senior engineer. Engaged in technical research in water conservancy, water transport, shipping logistics, marine development, port management, environmental protection and other fields for more than 20 years, obtained many invention patents and published many academic monographs. He is a review expert from the Ministry of Science and Technology, the Central Organization Department and Ministry of Human Resources and Social Security.