to win the title six times. He was set to play in the Australian Open, but withdrew due to a muscle injury. On 5 August 2016, Lee led the Malaysia contingent during the opening ceremony of the Olympic Games. In the men's singles competition he made it to the final, defeating his longtime rival Lin Dan in the semifinals in a dominating performance. However, he was defeated by Chen Long in the final, his third successive defeat in the final of the Olympic Games. In September, Lee won his sixth Japan Open title. Since then, Lee has failed to win any tournament he participated in: he was defeated in the third round of the Denmark Open, pulled out from the French Open due to a hamstring injury, and ended the year with a group stage exit in the Super Series Finals. 2017 He started 2017 season with his fourth win in All England Open. He nearly missed out on the tournament after tearing the medial collateral ligament during a training session at the new Academy Badminton Malaysia (ABM), this caused his feud with technical director Morten Frost, as Frost was not receptive to his complaint, asking for the slippery mats to be replaced. Lee lost to Lin Dan for two consecutive tournaments, the first in the final of Malaysia Open, and the second in semifinals of Badminton Asia Championships. In May, Lee won all the matches he contested during the Sudirman Cup. A month after, he lost in the second round of Indonesia Open. In August, Lee was upset by Brice Leverdez in the first round of the World Championships, soon after, he apologises to Malaysians for his defeat in his Twitter account but received some touching reply from the fans. In September, he lost in his 100th career final, the Japan Open. He was knocked off in the early rounds of next three Super Series tournament, second round of Denmark Open, first round of French Open, and quarter-finals of the China Open. He won the Hong Kong Open title, only his second title this year. He ended the year with lost in the final of Super Series Finals. 2018 Lee won his fifth Commonwealth Games gold medal in April, and settled for silver in the mixed team event. He failed to win any World Tour titles in first half of the year. He bowed out in the first round