Ahan Tongshan Cup
The Ahan Tongshan Cup () is a Chinese Go competition. Outline. The Ahan Tongshan Cup is a Go tournament played with fast time controls. The format is single knockout. As of 2021, the winner receives 200,000 RMB in prize money. The Ahan Tongshan Cup is the Chinese counterpart of the Agon Kiriyama Cup in Japan. Both tournaments are sponsored by Agon Shu. The winners of the two tournaments play against each other in the China-Japan Agon Cup.