United will play Kitchee FC in Hong Kong on Monday, July 29, the club has revealed.
It is the second match to be announced as part of the reds’ pre-season tour ahead of the 2013/14 campaign.
They will play an Australian A-League Allstars XI in Sydney on Saturday July 20 before heading to Hong Kong.
Kitchee play in the Hong Kong First Division and are currently second in the division after 11 games.
They play in the east of the country at a 3,500-capacity stadium, but the match against United will take place at the Hong Kong Stadium, which has 40,000 seats.
Tickets go on sale on February 20 at cityline.com
United have said they plan to announce another game tomorrow and a fourth game on Thursday.