Our company is the professtional provider for calcium hypochlorite. DEAR SIR/MADAM, HOW ARE YOU! HOPE EVERYTHING IS FINE ... WATER TREATMENT CHEMICALS GOODS, SUCH AS TRICHLOROISOCYANURIC ACID (TCCA), SODIUM DICHLOROISOCYANURATE(SDIC), CALCIUM HYPOCHLORITE AND SO ON. AS THE GOVERNMENT OWNED COMPANY, OUR ...