What is the winning or losing standard of Go?

China's rule: if the number of black eyes exceeds 184.25, you will win, and if the number of white eyes exceeds 176.75, you will win. Generally speaking, White 177 wins and Black 184.5 wins.

Timer, also known as timer, can be used to limit the time of players in formal competitions. Informal competitions generally do not use timers. It is a tool for recording chess matches, usually in the form of a notebook.

Go suit

Chess pieces: Chess pieces are divided into black and white. Most of them are oblate (there are also two-sided protruding pieces). The number of pieces should be 180 black and white pieces (see China Go Rules, 2002 edition).

The chess pieces are round. In China, one side is flat and the other side is convex, while in Japan, both sides are convex. Yongzi, produced in Baoshan, China, has been favored by chess players for more than 500 years. Other precious chess pieces are agate, shells and so on.

Refer to the above? Baidu encyclopedia -go