Which is better, bearing factory, lathe worker, grinder or assembler, with higher salary?

The assembly workers in the bearing factory have good jobs and high wages.

1, the monthly salary of assembler is 6K-8K, and that of lathe and grinder is 3k-4.5k..

2. The assembler's job is to assemble the bearing according to the technology and relevant documents, and be responsible for the quality of the products processed by this department. Lathe operators are operators who produce bearings, and grinders are responsible for the repair, maintenance and inspection of mechanical equipment in this workshop to ensure the normal operation of mechanical equipment.