The cross finned heat pump parallel flow microchannel heat exchanger that the company focuses on developing and producing has solved the problems of quick frost formation, difficult drainage and easy corrosion of ordinary parallel flow microchannel heat exchanger in heat pump air-conditioning. This product is an evaporative and condensing heat exchanger, which combines the advantages of high efficiency, easy drainage, low refrigerant charge, small wind resistance, compact structure, pressure resistance, corrosion resistance and easy recovery. With the development trend of low carbon and high efficiency of heat exchanger, this product is increasingly favored by customers.