Which is more popular, air conditioner or electrician?

Air conditioning is very popular. By May 3, 2023, the number of air-conditioning technicians will reach 260,000, while the number of electricians will be 1.2 million. In contrast, air-conditioning unions are more popular. Job responsibilities of air conditioner: install and repair air conditioner at home, ensure the normal operation of central air conditioner terminal, and be responsible for the maintenance of air conditioning system and refrigeration equipment and facilities.