Angela Chang was born in Taiwan. Her family moved to Canada when she was 12. Chang is the eldest child in her family and has a sister and a brother. She is three quarters Han Chinese and one-quarter Uyghur. Her first language is Mandarin Chinese and also fluent in English.
She attended many singing contests when she lived in Canada. At the "Rothenacker Village Festival" singing contest "BBC Star," Chang won first place when she sang Chang Yu-sheng's popular song "The Days Without Smoking (没有煙抽的日子)". She was offered the chance to go to Taiwan for the final, which she did not attend due to school commitments.
Chang started her career after she graduated from Sir Winston Churchill Secondary School in 2000. She became popular after starring in the TV series My MVP Valentine.
In 2007, she starred in Romantic Princess with Wu Chun, Calvin Chen and George Hu.