Very little, I'm afraid. The coin is indeed Chinese, and dates from the reign of the Jia Qing emperor, 1796-1820.
I'm having trouble reading the mintmark on the other side - it's been very carelessly written. Yunnan province was notorious for producing degenerate coin designs and it looks as much like a Yunnan mintmark as anywhere else, so this might be from there - or it might be a more recent reproduction.
Don't say "infinitely" when you mean "very"; otherwise, you'll have no word left when you want to talk about something really infinite. - C. S. Lewis