The drawings include: power distribution system diagram, legend table, original building structure diagram of the first floor before the planning, original building structure diagram of the mezzanine before the planning, original building structure diagram of the first two floors before the planning, original building structure diagram of the first three floors before the planning, original building structure diagram of the first four floors before the planning, plan for wall removal of the second floor after the planning, plan for wall removal of the mezzanine after the planning, plan for wall removal of the second floor after the planning Plan of wall removal on the third floor after planning