After returning home from the Los Angeles Olympics, Ts'ai took over as coach of the weightlifting squad at the Tsoying Sports Training Center, where he was put in charge of training the squad for the Seoul Olympics.
從洛杉磯奧運回來之後，蔡溫義擔任左訓中心舉重隊執行教練，負責培訓漢城奧運賽的好手。