1998, Ng Cheuk Hai participated in the 7th TVB Dance Artists Training Course.
In 2000, he was recommended by Louis Koo to participate in the first phase of TVB artist training class; In February, 65438, he became a contracted artist of TVB.
In 2003, he participated in the martial arts drama Hero Knife Boy, in which he played Wang Wu. June+10, 5438, in the fashion drama "Rushing to the Sky" starring Wu Zhenyu, Ma Dezhong and Chen Huishan, he played Tang Yifeng with informal words and deeds.
In July, 2004, he co-starred with Lin Ruimeng, Li Qian and Yang Yi in the costume martial arts drama "The Legend of the Dragon in the Tang Dynasty", playing Xu Ziling, who was cold outside and warm inside, and won the Award of Leaping and Progressive Male Artist at the Thousand Star Awards Ceremony.
In February, 2005, he participated in the costume drama The West Chamber, which was adapted from The West Chamber, and played the scholar Zhang Junrui in the drama. In April, he starred in the fashion inspirational drama "Learning Police" supervised by Huang Weicheng, and played a very savvy clock in the play; In August, he officially signed a contract with BMA as a singer; On August 15, the TV series Fengyun Hotel, co-produced with and, was broadcast, in which Wang with extreme personality was played. On August 25th, the romantic movie "Embrace Every Moment of Fireworks" starring was released. In February, 65438, he released his first music album "Express Pass", becoming the first four students to release records, and won the Silver Award for the Top Ten Most Popular Male Newcomers in Jade Pure Gold with this album.