Co-Sunny Technology Co., Limited., is main producters of filter media in China. Over 80% of our production are exported, exporting to Middle-East, North-Africa, South-American, Singapore, Hongkong and other countries and districts. CO-SUNNY has more than ten years experience in filter industries. We consider the quality of our products as our life. We have in place qulaity monitoring systems to maintain our high standard of quality. Our quality systems are capacity to provide our customer with uniform products and reliable data for product analysis. Our factory through ISO9001: 2000 certificate in Nov. 2006. CO-SUNNY TECHNOLOGY Co., LIMITED. Carry a large in inventory of activated carbon for the treatment of both liquid and vapor phase, including pelletized, granular, powder, made ..