Which positions in Yinchuan Longji need to wear dust-free clothes?

battery workshop production post, production line inspection post, etc. According to the recruitment information of Yinchuan Longji, it is known that the production post of Yinchuan Longji battery workshop can accept wearing dust-free clothes, but those with obvious tattoos can't. The working hours are 8-8 shift duty, and the production line inspection post is mainly responsible for production line inspection, abnormal handling, data recording, etc., operating instruments, from 8: to 8: , from 6: to 15: , and the workshop is at constant temperature and humidity of 22-26 degrees every shift.