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SEPA RUN 2023 by SEPA (SIAM ESATERN PERSONNEL ADMINISTRATIVE CLUB) has arranged a charity running race for earning donations to Pluak Daeng Hospital, which is used for public health and promotes local income. SEPA's route is in the most beautiful scenery in Rayong, Dok Krai reservoir, Freshwater reservoirs for irrigation, agriculture and fisheries are important in Rayong.