On 10 January 2014, Lu made his maiden ATP final in Auckland against John Isner by defeating David Ferrer in the semifinals. He lost in the final 6–7, 6–7. During the 2014 Asian Games, the ATP threatened to fine and ban Lu for three years if he did not report to the China Open on September 29.
On January 10, 2014, Lu participated in his first ATP final in Auckland against John Isner, winning over David Ferrer in the semifinals. He lost to an opponent in the final with a score of 6–7, 6–7. During the 2014 Asian Games, the ATP was contemplating penalties and bans for not attending the China Open on September 29.