Oman recorded a surprise 1-0 win over China in the first leg of their 2012 Olympics qualifier in the Asian Confederation on Sunday.Forward Hussain Al-Hadhri struck in the fourth minute at the Hongkou Football Stadium in Shanghai.
A counter-attack following a corner led to Al-Hadhri blasting in the only goal of the game.
Al-Hadhri went within inches of a brace when he struck the crossbar soon after but his early goal was enough to put his side in prime position ahead of Thursday’s second leg in Muscat.
Elsewhere, Australia, Japan and Qatar all recorded strong wins.
Australia will take a 3-0 lead into their second leg against Yemen after attacker Jason Hoffman scored twice and Mitch Nichols also found the net in their win in Gosford.
The second leg will be played at Ausgrid Stadium in Newcastle after Yemen gave up their home tie due to political unrest in the country.
Japan recorded a 3-1 win at home to Kuwait as attacking midfielder Hiroshi Kiyotake, United States-born centre-back Mizuki Hamada and Kashima Antlers striker Yuya Osako all found the net before Jaber Jazaa Al-Mutairi kept his side in the tie with a 68th-minute strike.
Qatar recovered from an early deficit to overcome India 3-1.
Jeje Lalpekhlua had given India the lead in the seventh minute in Doha before goals from Ahmed Al-Khalfan, Hassan Al Haidos and Mohamed Salah El Neel gave the home side victory.
Meanwhile, South Korea struck three times in the second half on the way to a 3-1 win over Jordan in Seoul, while a 31st-minute goal from Mohsen Mosalman was enough to give Iran a 1-0 victory in Iraq.
United Arab Emirates took the upper-hand in their tie against North Korea with a 1-0 win in Pyongyang, while Uzbekistan beat Hong Kong 1-0 in Tashkent.
Saudi Arabia were too strong for Vietnam with a 2-0 home win, while Turkmenistan and Syria saw out a 2-2 draw.
Lebanon and Malaysia played out a 0-0 draw in Beirut, while Palestine surprised Bahrain with a 1-0 win in Riffa.
The winners of the two-legged ties will progress to the second round, where they will be drawn into three groups of four.
In the African Confederation, Nigeria won their second leg against Tanzania 3-0 to win through the second qualifying round with a 3-1 aggregate victory.
South Africa were also forced to come from behind as their 5-1 belting over Benin in Johannesburg gave them a 6-4 aggregate win, while Gabon were forced into extra-time to beat Mali 1-0.