Song Lam Nghe An hammered Nam Dinh 3-0 at Vinh Stadium on Sunday, setting the stage for a clash with Hoang Anh Gia Lai (HAGL) at the 2010 National Cup finals.
Visitors Nam Dinh were on equal terms with the hosts Nghe An until the 50th minute when Nam Dinh goalkeeper Tran Thanh Trung was sent off with a red card after tackling Trong Hoang in the penalty area.
Croatian striker Rajko Vidovic scored the opener from the penalty spot before doubling the score for the hosts six minutes later. Silveira later wrapped up an easy win for Nghe An from the penalty spot after he was tackled in the penalty area.
Nghe An, who won the National Cup trophy two consecutive years in 2001 and 2002, will clash with HAGL in the finals on August 28.
HAGL won the V-League championship in 2003 and 2004 but has never won a National Cup title.