Quzhou-Lanke Cup World Go Open is organized by Chinese Weiqi Association and Quzhou municipal people's government. ^{[1] [2]}

Rules

Games are played under Chinese rules with a 7.5 point komi. Each player has 2 hours of main time with five 60-second byoyomi periods. ^[3]

The prizes are: 1.8 million Chinese Yuan for champion, 600 thousand yuan for runner-up, 200 thousand yuan for losers of semifinal, 100 thousand yuan for losers of round 3, 50 thousand yuan for losers of round 2, 30 thousand yuan for loser of round 1. ^[4]

The 1st Lanke Cup World Go Open

	Round of 32				Round of 16				Quarter-finals				Semi-finals				Final
	May 5, 2023, Quzhou, Zhejiang
	Gu Zihao 9p	1
					May 6
	Han Seungjoo 9p	0
					Gu Zihao	1
					Park Junghwan	0
	Park Junghwan 9p	1
									May 8
	Zhao Chenyu 9p	0
									Gu Zihao	1
									An Sungjoon	0
	An Sungjoon 9p	1
	Yu Zhengqi 8p	0
					An Sungjoon	1
					Tao Xinran	0
	Tao Xinran 9p	1
													May 9
	Kang Dong-yun 9p	0
													Gu Zihao	1
													Park Geunho	0
	Park Geunho 6p	1
	Cao Xiaoyang 5p	0
					Park Geunho	1
					Xie Erhao	0
	Xie Erhao 9p	1
	Yuta Iyama 9p	0
									Park Geunho	1
									Wang Xinghao	0
	Wang Xinghao 8p	1
	Ida Atsushi 9p	0
					Wang Xinghao	1
					Byun Sangil	0
	Byun Sangil 9p	1
																	June 14–17
	Tang Weixing 9p	0
																	Gu Zihao	2
																	Shin Jin-seo	1
	Shin Jin-seo 9p	1
	Li Qincheng 9p	0
					Shin Jin-seo	1
					Ding Hao	0
	Ding Hao 9p	1
	Xu Haohong 9p	0
									Shin Jin-seo	1
									Li Weiqing	0
	Li Weiqing 9p	1
	Alexander Qi 1p	0
					Li Weiqing	1
					Jiang Weijie	0
	Jiang Weijie 9p	1
	Ali Jabarin 2p	0
													Shin Jin-seo	1
													Tan Xiao	0
	Tan Xiao 9p	1
	Hsu Chia-yuan 9p	0
					Tan Xiao	1
					Lai Junfu	0
	Lai Junfu 8p	1
	Ke Jie 9p	0
									Tan Xiao	1
									Lian Xiao	0
	Lian Xiao 9p	1
	Seki Kotaro 9p	0
					Lian Xiao	1
					Li Xuanhao	0
	Li Xuanhao 9p	1
	Won Seongjin 9p	0

References