What is the six-character slogan of investigation?

Pay attention to quality and ensure safety. Want to settle accounts against the rules. Lazy, really don't care. An accidental accident. Think twice before you go down the well.

The most precious peace in life is happiness. Politeness comes first. It is a curse to respect and rob society. Politeness should take the lead in obeying traffic rules and rely on everyone to maintain it. Go out happily and go home safely. Ignorant children go out. ...