How much is the apprentice's salary for air conditioning installation in Yugan?

Air conditioning apprentice 4500 mainly for one month. According to the information of air-conditioning installation and maintenance apprentices recruited in yugan county, air-conditioning installation belongs to aerial work, which is dangerous to some extent, and the salary is generally not low. But the apprentice is still studying, but he has a basic salary and no commission. When they achieve something, they will get a commission, usually around 4500 yuan. After all, it costs two or three hundred yuan to debug and install the air conditioner.