 Despite suffering from a colon injury during the international break later to the season, Jung Sung-ryong was in goal when he helped the side beat Jeju United 2–1 to reach the final of the Korean FA Cup.In the first round of K League Championship against Gyeongnam on 20 October 2007, he played until 118th minutes when he was substituted for Shin Hwa-yong; which was proved to be decisive, as Pohang Steelers won on penalties after the game was played through 120 minutes.Jung Sung-ryong was the first choice goalkeeper for the next two matches, beating Ulsan Hyundai Horang-i and Suwon Samsung Bluewings to reach the K League Championship Final.