Yes, the climate in Hainan is warm, and the heat exchange efficiency of heat pumps is relatively high throughout the year. The minimum operating temperature of A.O.Smith air source water heater is -7℃, so overall it is more suitable. Moreover, it has a patented micro-channel heat pump system and a patented Jingui inner tank to improve heat exchange efficiency. Now there are level 1 energy efficiency models and WiFi-controlled villa models.