Career

Tian first competed on the Main Tour in the 2006/2007 season, dropping off the tour in the following season. During the season, Tian also received a one-year ban from China's cue sports administration,following an investigation into allegations that he had sexually abused and beaten his fellow team-mate, Zhou Mengmeng, at the Doha Asian Games in 2006.

2014/2015 
Tian beat Ronnie O'Sullivan 4–2 to reach the quarter-finals of the Paul Hunter Classic, where he lost 4–3 to Judd Trump from 3–2 up. He was knocked out at the same stage of the Haining City Open 4–2 by Jimmy Robertson. Tian lost 6–3 in the first round of the UK Championship and won his first ranking event match of the season 4–2 against Tom Ford at the Welsh Open.He was beaten 4–1 by Luca Brecel in the second round.A pair of 4–1 victories set up Tian's best run in a ranking event this year at the Indian Open, but he was thrashed 4–0 by Ricky Walden in the last 16.

2015/2016 
Tian defeated Noppon Saengkham and Yu Delu both 5–1 and Matthew Stevens 5–0 to play in the final qualifying round of the 2015 Shanghai Masters, losing 5–4 to Mark Davis.He eliminated reigning champion Shaun Murphy 4–1 to reach the quarter-finals of the Ruhr Open and then edged past Alan McManus and David Gilbert to progress through to his first professional final. Tian made a 106 break to trail Rory McLeod 3–2, but lost the next frame to finish as the event's runner-up.Wins over Cao Yupeng and Liang Wenbo saw him reach the third round of the International Championship, where he lost 6–1 to Mark Allen.He exited the UK Championship 6–2 to John Higgins in the second round.Tian's final earlier in the season ensured that he made his first appearance in the PTC Finals, but he lost 4–1 to Robert Milkins in the first round.At the China Open he defeated Barry Hawkins 5–4 and Michael Holt 5–2 to play Ricky Walden in the third round. Tian scored breaks of 87 and 64 to send the match into a deciding frame in which he led 41–0, but he would go on to lose.Tian is still looking for his debut at the World Championship after he lost 10–7 to Hossein Vafaei in the opening round of qualifying.However, his ranking rose by 34 places to end the season at a career-high 48th in the world.

2016/2017 
Tian lost 4–3 to Matthew Stevens in the second round of the Riga Masters after thrashing Allan Taylor 4–0. A string of qualifying defeats and first round exits followed until the Welsh Open in February 2017 where he overcame Chen Zhe 4–2, before losing 4–0 to Barry Hawkins in the second round.Tian's deepest run of the year was at the China Open, where wins over Anthony McGill and Martin Gould took him into the last 16. He was defeated 5–3 by Judd Trump.