Which Chinese singer recorded the Mandarin version of the song performed by singer Idina Menzel in the American version of Disney's 2013 animated feature film "Frozen"?
Yao Beina
Title: Let It Go (Disney song)
Passage: "Let It Go" is a song from Disney's 2013 animated feature film "Frozen", whose music and lyrics were composed by husband-and-wife songwriting team Kristen Anderson-Lopez and Robert Lopez.  The song was performed in its original show-tune version in the film by American actress and singer Idina Menzel in her vocal role as Queen Elsa.  Anderson-Lopez and Lopez also composed a simplified pop version (with shorter lyrics and background chorus) which was performed by actress and singer Demi Lovato over the start of the film's closing credits.  A music video was separately released for the pop version.
Title: Frozen (soundtrack)
Passage: Frozen: Original Motion Picture Soundtrack is the soundtrack to the 2013 Disney animated film, "Frozen".  The soundtrack features 10 original songs written and composed by Kristen Anderson-Lopez and Robert Lopez, and twenty-two score pieces composed by Christophe Beck.  It features the critically acclaimed song "Let It Go"—film version performed by Idina Menzel; single version performed by Demi Lovato—which won the Academy Award for Best Original Song, the Grammy Award for Best Song Written for Visual Media, and the Critics' Choice Award for Best Song, and was nominated for the Golden Globe Award for Best Original Song.
Title: Yao Beina
Passage: Yao Beina (; 26 September 1981 – 16 January 2015), also known as Bella Yao, was a Chinese singer.  She participated in "Chinese Young Singer Championship" in 2008 and won the champion of the pop singing group.  She was known as the singer of the theme songs of "Empresses in the Palace", "" and "Back to 1942".  She also sang the pop version of "Let It Go" in Mandarin Chinese in the Disney CGI film, "Frozen" for the Mandarin Chinese dub when the film was released in China.  She competed in "The Voice of China" television reality show.
Let It Go (Disney song) Yao Beina