All Blacks Sevens win first match on 2014 HK7s Day One
irb.com and James Mortimer 29 Mar 2014 Getty Images
Earlier, James Rodwell ran out first ahead of England's match to mark his 50th appearance on the World Series stage and scored a try in their 19-12 win over Argentina with captain Tom Mitchell continuing to impress this season, adding the other two tries.
Current Sevens World Series leaders South Africa proved too strong for France with a 31-7 victory thanks to two tries from Seabelo Senatla.
Second-placed New Zealand defeated Scotland 33-0, Gillies Kaka and Marty McKenzie scoring nine points each while Cameron Clark scored 11 points in Australia's 28-14 win against Spain.
USA beat Samoa for a second successive week, Zack Test continuing his fine form this season with two tries in their 26-12 win.
John Moonlight also scored twice as Canada beat Portugal 35-7 before Kenya scored seven tries against Sri Lanka to get their campaign off to a winning start.
Collins Injera scored one of the seven tries to take him to joint third in the all-time leading try scorers in the history of the World Series behind Santiago GomezCora and Ben Gollings and alongside Fabian Juries.
Scotland put up a tougher fight that the scoreline indicated, with the All Blacks Sevens unable to score their first try until the fourth minute via Kaka, while Sherwin Stower scored the series champions second to make it 12-0 at halftime.
Tries to Bryce Heem, McKenzie and Ambrose Curtis in the second half completed the victory.
The All Blacks Sevens play Samoa on Day Two.