I specialise in engineering project management, whole life evaluation, energy and buildings, and carbon emissions in buildings.From 2020 to 2022, I will preside over the scientific and technological project of Hubei Provincial Department of Housing and Urban-Rural Development, "Research on cost control of foundation pit support project based on BIM technology".From 2020~2021, I preside over the horizontal project "BIM technology research and development service for foundation pit support project". From 2021 to 2022, I preside over the horizontal project "Cost control research of pit support project based on BIM technology". From 2022 to 2023, I chair the horizontal project "BIM technology consulting service for foundation pit support project".My representative papers are Zhan Zhengjie Zhan.Comprehensive application of BIM technology in foundation pit project [M],Hubei People's Publishing House ,Wuhan（1） [2] Zhan Zhengjie.Research on the construction of performance evaluation model of EPC general contracting project [J],Construction Economy 2020（11）:34-37 Beida Core [3] Wang Wenli,Zhan Zhengjie Zhan.BIM electromechanical modelling and application [M],Construction Industry Publishing House,2022(contract signed, to be published)