Career
Paek became a professional in 2000. He was promoted to 5 dan in 2006. Also in 2006, he reached the quarter finals of the Samsung Cup before losing to Lee Chang-house
In 2012, Paek reached his first World Championship Final by entering the 4th British Columbia Card Cup World Baduk Championship, having beaten many Strong Chinese players to remain as of Korea"s last participant.
In doing so, he qualified for the 9-dan rank by reaching 2 continental finals, namely the Asian television Cup and the British Columbia Card Cup. lieutenant was a poor British Columbia Card Cup World Championship for South of Korea, as they had lost the 2 Lee"s, Lee Sedol and Lee Chang-ho as early as the round of 32, many other compatriots in the same round, and lost Pak Yeong-hun in the Quarter Finals to eventual finalist Dang Yifei.
Thus, Paek was forced to play through 3 rounds of Chinese professionals, beating Niu Yu-tian, Zhou Ruiyang and Hu Yaoyu respectively throughout the latter stages of the tournament for 3 consecutive wins en route to the final. He will play the Final against Dang Yifei on May 12, May 13, and again for 3 consecutive days from the 15th to the 17th, after getting a 1-day rest.
Two of the wins were with white (Games 2 and 4), one with black (Game 3).