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Jung Sung-ryong is a South Korean professional footballer who plays as a goalkeeper for the South Korean national team and Japanese club Shimizu S-Pulse. He began his career with FC Seoul in 2006 and has since played for Suwon Samsung Bluewings, Incheon United, and Kashiwa Reysol. Sung-ryong has represented South Korea at various youth levels and made his senior debut in 2008.