Woongjin Chemical America Inc is the manufacturer of CSM membrane technologies (reverse osmosis, nanofiltration, ultrafiltration - spiral wound & hollow fiber, sanitary RO) used in a wide range of applications including municipal/potable use, wastewater reuse, and POE/POU systems. CSM is also the leading brand in fouling resistant membranes ideal for water reuse and wastewater applications. Products are manufactured via state-of-the-art automated rolling technologies in Anaheim, California. Additional manufacturing facilities are located in South Korea and China with branch offices throughout the world. Contact us at 714-678-8832 or visit www.csmfilter.com for additional details.