Award winners from PolyU Dr Lin Lu (front), Dr Jing Xingjian (left), and Dr Wang Dan (right). Photo: Handout

Hong Kong window-coating, heat-shielding invention shines at US awards competition

Breakthrough that can reduce heat from sunlight by 40 per cent recognised at event in Washington, DC

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Award winners from PolyU Dr Lin Lu (front), Dr Jing Xingjian (left), and Dr Wang Dan (right). Photo: Handout
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