... of filters, all products manufactured strictly enforce the calibration QC/T48-1992.The Company in March 2006 was founded in ... a good working relationship.Our production is mainly applied to the filter, Toyota, Mitsubishi, Mazda, Isuzu, Nissan, Hino, General Motors ... , but also exported to Asia, Europe, the Americas in many countries and regions.The spirit of our company: quality, credibility first, ...