During the 2010–11 season Lee managed to regain some form including a win in Event 4 of the EPTC events. However, he drew John Higgins in the first round at both the 2010 UK Championship and World Championship, losing on both occasions with Higgins going on to eventually win both events. At the China Open he drew Mark Williams in the first round and despite Williams making four centuries he won 5–4, making a gutsy 61 clearance to the black in the decider. He went on to reach the quarter-finals, where he lost to Ding Junhui 5–2. Lee won a non-ranking event in 2011 in the CCI Open Invitational he beat Jimmy White 10–7 in the final in Mumbai.