According to the relevant information of Aiqicha, the business scope covers the sales of air energy water heaters, air energy water heaters and air drying equipment, and is engaged in the promotion and application in the field of energy-saving technology.

air energy refers to the low-grade thermal energy contained in the air. According to the second law of thermodynamics, heat cannot be transferred from a low-temperature heat source to a high-temperature heat source without causing other changes, and air cannot be utilized without consuming external energy.