On 27 October 2007, he made his senior debut in the last match of 2007 China League One season which Qingdao Hailifeng beat Yanbian FC 1–0.

[3] In February 2010, Qingdao Hailifeng was banned from all future national matches organised by the Chinese Football Association for match-fixing scandal.

He signed a contract with Chinese Super League side Shaanxi Renhe in March 2010.

[7] On 23 June 2012, he made his Super League debut in a 3–2 away victory against Guangzhou R&F, coming on as a substitute for injury Liu Zhenli in the 6th minute.

[9] In March 2017, Mu transferred to China League Two side Heilongjiang Lava Spring.