Cape Town - The Blitzboks started their Sydney Sevens campaign on a high note with a comprehensive thrashing of minnows Papua New Guinea on Friday morning (SA time).
The Springbok Sevens side won 50-0, after leading 21-0 at the break.
The Blitzboks dominated from start to finish and ran in eight tries, with speedster Rosko Specman claiming a hat-trick.
On Saturday, the South Africans complete their Pool C schedule with matches against Spain (06:03 SA time) and England 09:14 (SA time).
The knockout rounds will be played on Sunday.
Tries: Rosko Specman (3), Ruhan Nel (2), Seabelo Senatla, Stedman Gans, Cecil Afrika
Conversions: Justin Geduld (4), Afrika
Papua New Guinea
Results from the first day of the World Rugby Sevens Series third leg in Sydney on Friday:
New Zealand 61 Russia 0
Fiji 31 Samoa 5
Argentina 7 Kenya 5
France 31 Wales 12
South Africa 50 Papua New Guinea 0
England 22 Spain 10
Scotland 52 Canada 5
Australia 26 USA 19