Juancheng Ouya Chemical Co.,LTD.is a major manufacturer of water treatment chemicals,products include cyanuric acid (CA),sodium dichloroisocyanurate(SDIC),SDIC dihydrate and trichloroisocyanuric acid(TCCA). As an ISO9001:2000 certificated manufacturer,our products have been sold well and highly appraised in over 20 countries and regions, including EU, USA, North and South America and Southeast Asia.