Uncle Fatty, whose real name is Zhang Hainan, was an underground merchant. His line of work mainly involved trading all kinds of "antiques," with a vast scope of business including weapons, cultural relics, freight, and more. You could say that if you could think of it, there was nothing they couldn't handle.
Zhang Hainan was a well-known and influential figure in this industry.
The reason Zhang Hainan had come here was because someone had offered a huge sum of money for him to find a certain item.
Chapter 30