Generally, how to find a job outside, do others post the recruitment list before applying, or go in directly to consult the situation?

It is recommended to apply for a job directly at the door of the company. It is easy to expose personal information by submitting a resume online. My brother submitted his resume in 58 cities and now regrets it. The phone keeps calling and is often asked by strange phones. It's all from the agency. General intermediaries are also garbage companies that don't charge. The salary is low. If you are lucky, the manufacturer will let you die in a few months, preferring to be a regular worker rather than a dispatcher.