The project is xxx community of xx company, with a building area of about xxxxx square meters, and a total of 24 single projects, including small high-rise buildings 1~5 #, multi-storey buildings 6~24 #, basement a, b and pump house projects. There are rubble drainage ditches, rubble retaining walls, slope protection and mountain buildings. The supervision unit is Shanghai Shenfeng Engineering Construction Supervision Co., Ltd