Cheung is widely regarded as a Heavenly King of Cantopop music and an icon of Hong Kong popular culture.

[8] Cheung is the best-selling music artist of all time in Taiwan and Hong Kong,[9] with album sales exceeding 25 to 60 million records worldwide.

[13] As a child, he lived with his parents and two siblings in a 100 square feet apartment which they simultaneously shared with at least fifteen other relatives.

Cheung is known for his rich baritone voice,[15] but also his dramatic vibrato by rapidly moving his pronounced Adam's Apple.

[16] His music career started when he won the Amateur 18-Hong Kong district singing contest in 1984 with the song "Fatherland" (大地恩情) by Michael Kwan.

Although encouraged by a bright start, he did not achieve immediate supremacy in Cantopop, then dominated by Leslie Cheung, Alan Tam, Anita Mui and Danny Chan.

[19] In 1991, he released the song "Loving You More Every Day" (每天愛你多一些), a translated version of the Japanese Southern All Stars hit "Midsummer's Fruit" (真夏の果実).

[2] Amongst his hit songs, some of his most famous were "Amour", "Just want to spend my life with you" (只想一生跟你走) and "Goodbye Kiss" (吻别).

[21][22][better source needed] It made him the first singer with non-Taiwanese citizenship to win Taiwan's Golden Melody Awards.

Due to these great songs and albums, Cheung is generally considered to be the pre-eminent member of the Four Heavenly Kings of Cantopop.

[25][better source needed] In 1997, Cheung was named best-selling Chinese singer in the world by Time, which reported record sales of more than 25 million worldwide.

In the fast-changing scene of canto-pop, Cheung has maintained his popularity and sales power for more than 20 years after his debut, an incredible feat in Hong Kong pop music.

", "Let It Go", "Lucky in Love" and "Double Trouble" were co-written by Roxanne Seeman in collaboration with Tuason, tailor-made for Cheung.

"Double Trouble" from Private Corner was a featured produced number in the Jacky Cheung 1/2 Century World Tour.

He helped to bring 4 wanted criminals to be captured between April and June 2018 during Cheung's Chinese leg of the world tour.

The entire tour, which lasted for 27 months with performances in 97 cities, ended on 29 January 2019 after a series of 15 concerts in Hong Kong.

The tour schedule includes arena-size shows in Macau, Singapore, Malaysia, Wuhan, Guangzhou, Chengdu, Ningbo and additional venues across China in to 2024.

In 2008, Cheung and A-Mei, the popular Taiwanese singer, performed Zhu Fu ("Blessing") as a duet in a benefit concert for victims of the 2008 Sichuan earthquake.

Other duet partners include: In 1997, his work on the groundbreaking Cantonese Broadway-style musical Snow.Wolf.Lake was enthusiastically received by both audiences and critics.

They achieved 42 consecutive full-house performances at the gigantic Hung Hom Hong Kong Coliseum which remains the record today.

[36] In November 2004, Cheung and his concert manager, Florence Chan Suk-fan, worked on a revised Mandarin version of Snow.Wolf.Lake so as to bring it to a wider audience.

[41] In the 2004 drama film Jiang Hu directed by Wong Ching-po, Cheung plays Lefty, the best friend and right-hand man of crime boss Hung Yan Chau (Andy Lau).

In December 2006, Cheung performed live the theme song "Together Now" at the Opening Ceremony of the 15th Asian Games in Doha, Qatar.

In 2010, Cheung and Jane Zhang sang the Mandarin version of the Coca-Cola Celebration Mix of K'naan's "Wavin' Flag", which was the brand's promotional anthem for the 2010 FIFA World Cup.