Zhang Zhenyi, Deputy Chief Engineer of Hohhot Urban Transport Investment and Construction Group Co., Ltd., Director of Science and Technology Innovation Center, professor level senior engineer. Over the past 24 years, he has participated in the construction of dozens of key projects, responsible for the planning, design and scientific research management of Hohhot Metro Lines 1 and 2, the new airport and airport integrated transportation hub, Laoniuwan General Airport, S27 Hu'e Expressway, Xinhua Square Interchange, Mazongshan Ski Resort and other large-scale projects; Undertake dozens of major research projects, participate in the world's first "urban rail cloud platform" selected as a demonstration project of the Ministry of Industry and Information Technology, and "subway BIM full life cycle application" won a number of national and autonomous region application achievement awards @ Inner Mongolia Autonomous Region Federation of Trade Unions