regulating

Periodic cleaning and conditioning is a job that cannot be overlooked during the use of air conditioners to help save electricity and maintain durability for the machine. With the

Leaving the room temperature too cold too much difference with the outside temperature can cause the body temperature to drop suddenly, even at risk of stroke and death.

On hot days, everyone wants to cool down in the air-conditioned room. However, there have been many cases of hospitalization or even death because of sudden going into the