|Full name||Shan Huanhuan|
|Date of birth||24 January 1999|
|Place of birth||Pingdingshan, Henan, China|
|Height||1.85 m (6 ft 1 in)|
|2018–2019||Vitória Guimarães B||4||(0)|
* Senior club appearances and goals counted for the domestic league only and correct as of 11:29, 4 June 2019 (UTC)|
‡ National team caps and goals correct as of 22 March 2019
Shan Huanhuan started his professional football career in 2016 when he was promoted to Chinese Super League side Beijing Guoan's first team squad by Alberto Zaccheroni. On 9 April 2016, Shan made his debut in a 3–0 home defeat against Guangzhou Evergrande, coming on for Zhao Hejing in the 46th minute, which made him the first player to be born in and beyond 1999 to make an appearance in the Chinese Super League. He refused to extend his contract and left Beijing Guoan at the end of 2016 season.
Shan joined Portuguese side Vitória Guimarães's U19 team in September 2017. He was promoted to the B team of LigaPro in the summer of 2018. On 12 August 2018, he made his debut for the club in a 1–0 home defeat against Cova da Piedade.
|Club performance||League||Cup||League Cup||Continental||Total|
|China PR||League||FA Cup||CSL Cup||Asia||Total|
|2016||Beijing Guoan||Chinese Super League||2||0||0||0||-||-||2||0|
|Portugal||League||Taça de Portugal||Taça da Liga||Europe||Total|
|2018–19||Vitória Guimarães B||LigaPro||1||0||0||0||0||0||-||1||0|
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- "V. Guimarães B 0-1 Cova da Piedade". zerozero.pt (in Portuguese). 2018-08-12. Retrieved 2018-08-14.
- "一方官宣签下四大留洋新星". sina.com.cn. 1 August 2019. Retrieved 1 August 2019.
- "单欢欢". sodasoccer.com. Retrieved 2016-04-11.
- "Huanhuan". zerozero.pt. Retrieved 2018-08-14.