28 seasons with The Reds only competing in the final season as governing body Australian Soccer Association (later Football Federation Australia) shut down the league in preparation for the launch of the fully professional A-League almost 12 months later, on 26 August 2005. 2005–2010: Miami FC relationship Adelaide United were announced as one of eight teams to compete in the first season of the A-League, and are, along with the Perth Glory and Newcastle Jets, one of only three teams to survive from the National Soccer League's last season. United began preparation earlier than most of the other clubs and had announced two thirds of the 20 man squad before February 2005. The club focused on bringing several Adelaide born players back to South Australia, such as Angelo Costanzo, Travis Dodd and Lucas Pantelis, who had previously played for Adelaide City SC in the NSL. Shengqing Qu was signed from Chinese club Shanghai Shenhua as the clubs "marquee" signing (a ruling allowing each club one player to be paid outside the salary cap) in March 2005. Aurelio Vidmar announced his retirement before the A-League had even started. He was replaced before the fifth round by striker Fernando from Brazil, a former 'player of the year' in the old NSL. By moving to Adelaide, he was reunited with former coach John Kosmina who introduced him to Australian audiences at the Brisbane Strikers. Adelaide United Director Mel Patzwald established links with American club Miami FC, setting up a 'sister club' relationship—the first of its kind for an A-league club—with whom they played a number of friendlies and leading to the signings of several players. The club signed Diego Walsh and later Brazilian legend Romário for a five-game guest stint in November/December 2006. Cassio then signed with Adelaide and the club won the 2008 AFC Champions League and played in the 2008 FIFA Club World Cup, where they finished fifth. A sister club relationship with Shangdon Luneng was established as well as part of the state government's ties with Shangdong Province. Adelaide's youth team was invited to participate in the Weifang Cup as a result of the relationship. Continuing their good form from the final season of the NSL, Adelaide United finished as Premiers in the inaugural season of the Hyundai A-League. The Reds were bundled out of the finals race in straight sets losing to Sydney FC in the two leg semi