The making of the ku-ch'in is known in Chinese as "hewing the ch'in." Lin Li-cheng was a student of the renowned ku-ch'in maker Sun Yu-ch'in and is the only specialized hewer of ch'ins in the country.
古琴製作稱「斲琴」，林立正是孫毓芹斲琴的弟子，也是國內唯一專業的斲琴者。