What does Zhengzhou Foxconn general worker do?

Zhengzhou Foxconn General Engineering Office: machine operation, maintenance, assembly, precision assembly, testing (electronic function), lathe operator, fitter, miller, welder, electromechanical grinder, stamping, molding, die casting, discharge, wire cutting, carving, laser engraving, electroplating, baking, pad printing, dispensing, hot melting, sintering, optical measurement, etc.

Some people work standing, while others work sitting.