Joseph Wang Yu-jung  Joseph Wang Yu-jung (; 27 April 1931 – 18 January 2018) was a Roman Catholic bishop. Ordained to the priesthood in 1955, Wang Yu-jung served as auxiliary bishop for the Roman Catholic Archdiocese of Taipei, Taiwan, from 1975 to 1986. He then served as bishop of the Diocese of Taichung from 1986 to 2007.