Ningxia Biyuan Activated Carbon Co., Ltd. Is a professional manufacturer which has already had about eight years history of different filter media water production and domestic trade. Now we devotes to develop our international trade. Our main products include activated carbon, polyacrylamide, polyaluminium chloride, zeolite, manganese sand. Anthracite filter, and so on. We insists the principle of " Integrity Management, High Quality, Good Service " to promote our rapid development.