PUREGREEN CO., LTD has been established in 2003 as a sister company of HWAJIN CO.,LTD(www.hwajin-corp.com) we always consider customer's satisfaction and try to do our best to be the reliable patner.Our main items are as follows;1. Cabin Air Filter Media & Filter for Automobiles; our CAF captures more than 95% of all particles 3 micron and greater.2. Combination Cabin Air Filter 3. Hepa Filter Media & Filter for Air Purifier. our CAF captures more than 99.97% of all particles 0.3 micron and greater.4. High Efficiency Filter Media & Filter If you have any inquiry, please feel free to contact us.