On the 21st of August, Manmin Joong-ang Church commissioned Deaconess Sook Sung as a missionary to the Philippines. She has served Manmin Missionaries' Training Center as an assistant manager and planted a vision of overseas mission. She is to help Missionary Sharon Cho with the ministry of Das Marinas Manmin Church in Cavite, the Philippines and has dedicated all her life to saving 86 million Filipinos.