Plane size and building area: including 107 #, 107A, 107C, 107D, 118 #, 119 # buildings and demolition works above the ground of structures, with a total floor area of about 5000 square meters and a total building area of about 8000 square meters; Number of floors: including the first floor frame structure, the second floor frame structure, the first floor hybrid structure and the first floor partial three floors of steel