This is an abandoned granary built in the early 1950s, located in Changsha city, which is also a typical Soviet-style barn designed by Soviet aid experts.HLD found and paid close attention to the historical building. HLD shared a common view with the current owner about renovation. HLD later proposed a three-stage-revitalization plan including protective restoration, functional renovation and forward-looking revitalization.revitalization ,which aims to protect architectural features of the barn and create a dialogue between the modern elements and the historical features.