July 10, State Grid Zhejiang said 1,200 villas have swapped tiles for flexible silicone-rubber photovoltaic shingles this year. The outer layer is an addition-cure LSR bonded with weather-proof silicone resin; power loss stays below 5 % after 25 years. A 100 m² roof now yields 50 kWh daily—enough for carefree air-conditioning. The province targets 100,000 homes next year, driving 15 kt of extra silicone-rubber demand.
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