The residantial Is located in shanwei, guangdong province, high-rise residential 9th floor, big home, 4 rooms, 2 halls, 3  toilets, covers an area of 160 square meters, using 1 set 6Hp air source of multi-function heat pump, indoor use hidden installed fan coil units, a hot water tank 200 litres, supply hot water, refrigeration, heating for hourse.