In August 2009, Susan Yu returned to missionary service in Taiwan to assume the role of vice president of development for Holy Light Theological Seminary, Kaohsiung. Susan had previously served in Taiwan for 20 years (1976 to 1996). Her primary role at that time was seminary librarian. In addition, she held the position of acting Dean of Administration for three years. After returning to the U.S. in 1995, Susan served the FMC in a variety of roles, including administrative assistant to two bishops, missionary support coordinator for FMWM and most recently as VISA Ministries assistant placing short-term mission volunteers.