How to Calculate a Tip at a Bar

In China, you have these gigantic banquet rooms where you rent a room and sometimes they'll be 10 or 15, 20 people. In those cases, is there a tip? Yes. Because it's a huge ordeal. If you choose to sit around these big tables, big tables in the dining hall, like the open area, then there's no minimum consumption. There's no charge for service. But if you want your private room, then, but they will tell you exactly what it is. Gratuity or before you go in. So yes, I guess in this case, there is a tip and it's 15%. It's also kind of not a tip because if you're