Hebei Xingfei Chemical Co., LTD. is manufacturer of Trichloroisocyanuric Acid, TCCA, Sodium Dichloroisocyanurate, SDIC, Sodium Dichloroisocyanurate Dihydrate, SDIC Dihydrate, Cyanuric acid, Isocyanuric Acid, ICA, TCCA effervescent tablets, SDIC effervescent tablets, water treatment chemicals, swimming pool chemicals