Ricky Chiu hopes the bulb will hit the market this year at a retail price of about HK$45. Photos: Ernest Kao

Hong Kong inventor develops LED bulb that’s cheaper, brighter and longer-lasting

It also cuts electricity bills and results in 30 per cent fewer carbon emissions

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Ricky Chiu hopes the bulb will hit the market this year at a retail price of about HK$45. Photos: Ernest Kao
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