Come Start a Business! a Counterattack from Middle Age!

Purely realistic and imaginative writing, no cheats. I originally wanted to write about the four provinces of Shanhe, but as I kept going I found that I didn't have such a big picture, so I had to narrow it down to Hebei, then to Baoding Prefecture, and if that didn't work, I narrowed it down to the land of jujube. Let's see if we can expand it in the end...