She had been under contract to the television station TVB since 1996 after coming second in the Miss Chinese International Pageant, retiring from acting in 2007.
After graduating with a major in international relations and a minor in marketing at San Francisco State University, Ng entered the Hong Kong entertainment industry in 1996, after placing 1st runner up in Miss Chinese International 1996; she represented San Francisco after she won Miss Chinatown USA in 1992.
In early to late 2000s, she played a number of diverse female lead roles in many popular and critically acclaimed TVB series with positive reviews and praise from audiences.
Her many series include A Kindred Spirit, The Legend of Lady Yang, Secret of the Heart, Riches and Stitches, A Herbalist Affair, Healing Hands III, Into Thin Air.
In 2007, she confirmed the rumours that she had been married since 2001 and that she was expecting her first child, which led to her having to pull out of filming several series while on maternity leave.