Why does the socket melt after using the Mi Smart Space Heater?

Problem Explanation: 
The rated power of Mi Smart Space Heater is 1500W, if the use of the socket maximum load power is less than 1500W, or socket of poor quality, there may be this phenomenon.It is recommended to use the wall socket directly, or use the plug-row with the total power greater than 1500W produced by regular manufacturers, and it is not recommended to share the same socket with other electrical appliances.