In 2011, she participated in the "Blowing Flowers" competition and won fourth place in the country; in October 2011, she was invited to shoot a blockbuster for the December issue of "Ruili Fashion Pioneer"; in 2012, she served as a guest at Penny Dai's world tour concert.
In 2013, he participated in the "Voice of Chinese Dream" competition and advanced to the top 12 in the country; in October of the same year, he released his first album "Embrace You"; in December of the same year, he represented the "Voice of Chinese Dream" in the "Direct Spring Festival Gala" and advanced to the top 10.
On March 31, 2014, he participated in the 21st Oriental Chart Awards; on April 5, he participated in the 4th Global Popular Music Gold Chart Awards Ceremony in Malaysia, and the song "Embrace You" won the top 20 golden songs in the second half of 2013; on April 10
On May 20th, the single "Half Awake" was released; on May 20th, Liu Sihan was nominated for the Best Newcomer Award at the 25th Golden Melody Awards, and Dai Penni, the producer of the "Embrace You" album, also won the Best Album Producer Award; on July 21st, it was released
The theme song of the movie "Where Were You When I Wanted to Get Married" "When I Wanted to Get Married"; on December 25, the song "That Summer I Learned to Hug Myself in the Quilt", a collaboration with Xu Liang, was released; on December 30
On December 31st, he was shortlisted for the Chinese Music Media Award and won the 14th Annual Best Newcomer Award; on December 31st, he attended the Shanghai New Year's Eve Party held by Dragon TV.
In January 2015, the MV for his famous song "Walking in the Cold Wind" was released, and he sang the episode "I Didn't Find You" for the TV series "Hearing Happiness"; in April, he created the charity micro-movie theme song "Just Health" and sang for
The comic-adapted food documentary "The Lonely Gourmet" sang the opening song "Oh! Let It Be"; in May, the musical "Little Times" premiered in Shanghai, with Liu Sihan playing the role of Tang Wanru and singing the theme song "Not Encountered";
On June 19, Liu Sihan's "Distance in the Ears" national LIVE tour officially started, with the first stop being held in Chengdu; in mid-July, she participated in the music variety show "Super Playlist"; on September 27, she attended the Hunan Satellite TV Mid-Autumn Festival Gala
, collaborated with Jin Zhiwen on the song "Autumn".
From October to November, he participated in the 2015 MG Shake Run tour, including six stops in Zhengzhou, Chongqing, Ningbo, Chengdu, Wuhan, and Nanjing; on December 19, he held his first ticketed concert at Beijing Huiyuan Space - "F plus Le Fan"
52(I love) mini concert” concert.
On January 6, 2016, he participated in Mango TV's "I'm a Singer Who Comes to Play" program.
On March 29, 2016, he attended the Cool Music Awards Ceremony and won the Best Golden Melody Award.