Park defeated Lee Chang-ho to advance to the final of the 2012 Ing Cup, where he faced Fan Tingyu for the title.

Park's most recent results were the Bailing Cup, where despite his best efforts, he was not able to defeat the Chinese Tianyuan holder Chen Yaoye.

Incidentally, all 3 players listed above secured victories once over each of their rivals whilst losing to the other, spanning 3 consecutive Ing Cups from the 4th edition to 6th.

He defeated Gu Li by resign, but subsequently fell to another Chinese player Zhou Ruiyang 9p, thus ending his 2016-17 season.

Park won the 2017 World Go Championship, a special invitational tournament organized by the Nihon Ki-in, defeating Iyama Yuta, Japanese Go program DeepZenGo and Mi Yuting.