One by one (my name is somersault), thumb clenched fist, Erlang Mountain international breakthrough gesture, Taoyuan thumb middle finger made a fortune in the four seasons, and the index finger got back five crowns. The fist at the back depends on how many times you hit the other side, how smooth, how clever and how beautiful it is. (9) Drink ten full loads, what else is there in Shaanxi? You don't have to give up your thumb, commonly known as the flag, but you can give up two or three or four. You can start learning without your thumb, shouting so many tricks without so much trouble. You can also get familiar with it and add those that you can add casually as long as the numbers are right.