When the band was first organized in 1958, principal Chiang, realizing that all the students entering the school had passed stiff entrance examinations, decided to let the best students in each class play a musical instrument as a relief from their studies.
民國四十七年，北一女成立樂隊，由於北一女的學生都是在高中聯考中經過激烈競爭，以第一志願考進的，平時都非常用功。江校長唯恐那些成績好的學生光知道念書，變成書呆子，因此規定每班前五名的學生參加樂隊，讓她們課餘時間學習吹奏樂器，以調劑身心。