Determine whether this sewage plant is private or government,

It's easy to be private, just bring money.

If the government wants it, it needs people to enter. Or if you are worth cultivating, you can absorb it.

Anyway, you should know the history and future of this sewage treatment plant.

What kind of USAB is it already? A2/O or something. And know the principle of any equipment. This is more useful for government sewage treatment plants. Personally, to be honest, find an acquaintance.

Sign a line. Just send some red envelopes, but it is not recommended)

Because the automation rate of sewage plants is very high now, how to use those instruments depends on it. . There are no textbooks. Don't know how to learn.

There are also drainage, environmental science and other majors to compete with you.

This is what the father of one of our seniors said in a sewage plant he contracted.