Question: 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"?

Context articles: Idina Menzel: World Tour
Frozen (soundtrack)
Idina Menzel: Live at Radio City
For the First Time in Forever
Elsa (Disney)
Live: Barefoot at the Symphony
Idina (album)
Barefoot at the Symphony Tour
Yao Beina
Let It Go (Disney song)

Idina Menzel: World Tour was a concert tour by actress and singer Idina Menzel.
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.
Idina Menzel: Live at Radio City was a concert by American singer-songwriter and actress Idina Menzel at Radio City Music Hall in New York City, New York on June 16, 2014.
 In the wake of the success of Disney's popular animated film "Frozen "(2013), in which Menzel starred as Elsa, Menzel announced in April 2014 that she will be headlining a one-night-only concert at Radio City Music Hall on her break from her eight shows a week.
"For the First Time in Forever" is a song from Disney's 2013 animated feature film "Frozen", with music and lyrics composed by Kristen Anderson-Lopez and Robert Lopez.
 It is reprised later in the musical.
 Both versions are sung by sisters Princess Anna (Kristen Bell) and Queen Elsa (Idina Menzel).
Queen Elsa of Arendelle is a fictional character who appears in Walt Disney Animation Studios' 53rd animated film "Frozen".
 She is voiced primarily by Broadway actress and singer Idina Menzel.
 At the beginning of the film, she is voiced by Eva Bella as a young child and by Spencer Lacey Ganus as a teenager.
Live: Barefoot at the Symphony is the fourth album and first live album of actress and singer Idina Menzel.
 The album was accompanied by a PBS special and later DVD.
 The album was recorded in Toronto, Ontario, Canada during Menzel's Barefoot at the Symphony Tour.
Idina (stylized as idina.)
 is the eponymous fifth studio album by singer Idina Menzel.
 It was released on September 23, 2016, by Warner Bros.
 Records.
The Barefoot at the Symphony Tour was concert tour by American actress and singer Idina Menzel.
 This marks Menzel's first concert tour after giving birth to her son Walker Nathaniel Diggs.
 The tour featured Menzel performing a diverse repoitore of classic pop, musical theater favorites—including hits from "Wicked", "Rent", "Glee", and songs from her third studio album "I Stand"—all accompanied by major symphony orchestras including the New York Philharmonic, San Francisco Symphony, Royal Philharmonic Orchestra, and more, featuring symphonic arrangements by Musical Director and pianist Rob Mounsey.
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" 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.