Dezhou Dayu Water Purifying Agents Co., Ltd. has focused on the development, manufacture and sales of water purifying agents--Trichloroisocyanuric acid (TCCA), Sodium Dichloroisocyanurate (SDIC) and Cyanuric acid (CA). "Improving Product Quality, Protecting Human Heath" is our motto. Our enterprise has passed ISO9001:2008, ISO 14000 and HACCP certifications. Our products are well received in America, the EU, the UAE, Australia, Africa and etc. Our factory lies in Yucheng City with ancient civilization, with Jinan City in the south, near QINGDAO Harbor (the closest harbor) and TIANJIN Port. We are only 30 minutes drive (by car) away from Yaoqiang International Airport (Code: TNA) which is a well-known international airport in the world. So never mind the delivery. Our factory is equipped with modernized warehouses, first-class quality systems and professional transport teams.