Why is it so difficult to find a job in Shantou?

That depends on your ability. What do you like to do, what are your requirements and what skills you have, so that you can know what job you are suitable for by comparison.

In fact, it's not difficult to find a job at all, but it's difficult to work here and want to change places ~

This is called psychological imbalance ~ ~ ~ so. . . It's better to be good ~ ~