Zhou began playing Go at the age of 7. He won the biggest amateur tournament in China, the Wanbao Cup, both the same year before he became a professional. In 2005, he was promoted to 3p. Earlier that year, he won the U-15 section of the oldest international competition, the Fujitsu Cup. Zhou made history in 2006, beating Kong Jie in the challenger final for the Tianyuan, the second biggest title in China (after Mingren). At the age of 15 years, he became the youngest challenger for the title. The final of the Tianyuan was a best-of-3 against title holder Gu Li. Zhou won the first game, but lost the remaining two. Recently, he has been promoted to 5 dan. Zhou became the youngest titleholder in China in 2007 at 16 years and 0 days old. In 2010, Zhou reached the final of the Chang-ki Cup, and against his opponent Tuo Jiaxi, his record stands at five-wins six losses. They are currently in the deciding game in the 3-game match, and the winner receives 400,000 Yuan.