Participant Nero Chan learned about drones was two years ago, when he was on a working holiday in Australia. Photo: SCMP Pictures
Participant Nero Chan learned about drones was two years ago, when he was on a working holiday in Australia. Photo: SCMP Pictures

Competitors grumble over problems with Hong Kong's first ever drone contest

Participant Nero Chan learned about drones was two years ago, when he was on a working holiday in Australia. Photo: SCMP Pictures
Participant Nero Chan learned about drones was two years ago, when he was on a working holiday in Australia. Photo: SCMP Pictures
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