Clean energy brings stable electricity supply to Trường Sa Archipelago Before 2010, islands in the Trường Sa (Spratly) Archipelago mainly used diesel generators to generate electricity for daily life and lighting. Electric power source powered by dynamometers is expensive, unstable, generates loud noise and pollutes the environment, so it was usually only used for a few hours in the evening and when absolutely necessary. 08:56 | 16/08/2022