Seeing is believing, and hearing is believing. The same is true for leaders. How to understand the real situation without on-the-spot investigation. For a leader, it is impossible to require him to be an expert. He has to grasp the overall situation and only needs to know the full picture of the matter. We can also know a few things about the quality of a company from its work site, and this is enough. Listening to your company's introduction and seeing it in person is much more real than just hearing a report.