The Fiji Sevens team opened the defence of the Hong Kong title yesterday beating Kenya 22-5.
Today, Fiji take on Australia and New Zealand in pool play before tomorrow's quarter finals.
Samoa played their opening match of the tournament beating Scotland 17-7.
Samoa face Japan and South Africa in today's group stages.
Meanwhile, Tonga and Cook Islands are trying win a place on the next Sevens World Series at the qualifying tournament in Hong Kong.
Yesterday, the Cooks were beaten by Chile 31-5 and Germany 10-7.
Today, they meet Uganda in their final pool game.
Yesterday, Tonga beat Zimbabwe 29-12 and they also beat the Philippines 36-17.
Today the Kingdom plays Hong Kong.
And Papua New Guinea have failed to win a place in the Sevens World Series at the women's qualifier in Hong Kong.
After winning through to yesterday's quarter finals against Scotland, the Palais were beaten 36-12 by Scotland.