How about Yu Shun Optical (Zhongshan) Company? Working hours, accommodation, catering, etc. Anything related to him can be said.
Salary, if you are a technician, the salary is about 1900 ~ 2000. The welfare is good, five insurances and one gold. You should have it when you become a regular worker. If you eat, you usually work for eight hours to get a working meal. The food in the canteen tastes good. You live in a university apartment with two bedrooms and one living room or three bedrooms and one living room. You share it, and you pay a few dozen symbolically every month.