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GREATMAN FILTER FACTORY(FACTORY OF CHINA ACTIVE GROUP), which is a comprehensive company integrated designing with producing,specialingzing in air filters,oil filters,fuel filters,cabin filters use for trucks,cars,machinery etc.is one of major manufacturers of auto filters in China.We have passed ISO9001:2000 Certification of quality management system .We are strictly operating as per the ISO/TS16949:2002. We adopted the American and Korean high quality raw material and our products have been tested in Shanghai Internal-combustion Engine Testing Center and First Automobile of Changchun, all the indexes in the high grade. Now Brand GREATMAN have been to CHINA WELL-KNOWN brand. And we have exported our filters to Europe, North America, Latin America,Africa,Australia and South-East Asia market. 

Found in 2007,GREATMAN FILTER becomes one major manufacturers of auto filters in China.It's development is supported by strong power of designing,researching and producing.We have office, financing, business, technology departments and casting, machining workshops,etc.We have complete producing lines for air filters,oil filters,fuel filters and cabin filters,besides exact material performance test system.Over 200 workers are working here,having 25 professional technicians.

Quality is GREATMAN FILTER’S first priority. Our goal is to design filters that meet or exceed OEM specification. What's more we care about maintaining a cleaner, healthier, and safer environment. Keep the environment clean,safe,healthy. Keep your truck/car/machine running. It's our mission. Choose us, choose good quality, choose reasonable price, choose environmental protection. We believe we have a good future.