Prior to his music career, Wang was a sabre fencer and competed in numerous domestic and international competitions.

[6] In 2010, while playing basketball at his school,[9] Wang was noted by a representative of South Korean talent agency JYP Entertainment and invited to participate in the global auditions in Kowloon.

[9][10] While preparing for the 2012 London Olympics, he was offered a scholarship to attend Stanford University for fencing, but turned it down as a result of the successful audition.

On 12 May 2015, Wang was appointed as a new MC for SBS' music show Inkigayo, following the departure of ZE:A's Kwanghee.

In December 2015, Wang presented (alongside He Jiong) on the Chinese version of the show Please Take Care of My Refrigerator,[15] called Go Fridge.

[17] On 29 April 2016, Got7 held their first concert in Seoul, where Wang performed his self-composed songs "I Love It" and "WOLO (We Only Live Once)" with his group members Yugyeom and BamBam.

[18] In November 2017, prior to the release of Got7 second Japanese extended play "Turn Up", Wang dropped out of all group activities in Japan due to health concerns and conflicting schedules.

[40] On 30 November, he released his second solo single, "OKAY": similar to "Papillon", he wrote the lyrics, and composed and arranged the song together with Boytoy.

[47] "Papillon" was included in B2 Music and Vibe Asian hip hop and rap compilation album Urban Asia Vol.

Wang also featured in one of the four exclusive tracks, "Can't Breathe" by Eddie Supa, together with Stan Sono.

[54] On 18 December, Madame Tussauds Hong Kong announced the creation of Wang's wax figure,[55] which was unveiled on 30 July.

[57][58] On 23 March 2019, Wang held a birthday party titled "328 Journey Festival" at the Beijing Olympics Sports Center.

The limited edition collection, for which Jackson designed clothes, shoes and accessories, sold out immediately after the launch.

[65] Wang supervised the whole process, from the initial creation to the packaging, and was personally involved in arrangements, lyrics writing, and music video shooting.

[65] The album's first single, "Bullet to the Heart", was released on 24 September with a music video directed by Daniel Cloud Campos.

[77] On 24 January 2020, Wang appeared on the stage of CCTV New Year's Gala for the first time and performed "The Beginning of Youth".

Wang was behind the whole planning and editing of the music video, which pays homage to Hong Kong's love movies from the 90s, and directed it with Conglin.

[92] The new painting, mixing Paris architecture with Shanghai's, was displayed in a concept space unveiled on 17 September and printed on a limited Team Wang collection consisting of t-shirt, jacket and vest, which was released on 31 October.

"[106] In March 2021, Wang terminated his working relationship with Adidas, after their previously made public statement regarding alleged forced labour in the cotton-producing region of Xinjiang resurfaced.

[112] In April 2021, Wang performed "LMLY" at the Harper's Bazaar Fashion Icons Party, where he was named the "Musician of the Year.

[114] Also in April, Wang performed "DNA" on the Mango TV reality competition series, Sisters Who Make Waves[115] In June 2021, Wang ranked in the top 10 on Forbes China Celebrity 100 list[116] and was listed on Tatler Hong Kong Asia's Most Influential individuals in the culture field.

[117] In July of that year, Wang appeared on an episode of Go Fridge,[118] and began serving as a mentor on the Tencent variety show, Girls Like Us.

The self-directed and self-written cinematic music video features Wang acting himself in a reversed timeline plot.

[128][129] On 12 July 2022, he held a one-hour long show at Rajamangala Stadium, opening the football match between Manchester United and Liverpool.

[139] On 14 April 2024, he appeared onstage at Coachella again, with Korean singer, BIBI, performing the unreleased track, "Feeling Lucky".

[142][143][144] Because of his work in the entertainment industry in China, Korea and the rest of the world, Jackson is proficient in a number of languages; he can fluently speak and understand Mandarin, Cantonese, Korean and English.

"[27] In January 2025, he donated ¥1 million yuan to the China Foundation for Rural Development to help those affected by the Tibet earthquake.