Shijiazhuang Kelin Filter Paper Co., Ltd., is the member unit of China Internal-combustion Engine Industry Association. Taking filter paper, non-woven cloth, filter cleaner as the predominant products, merging with science, techniques, trade as an organic, it is an enterprise specializing in producing filter materials. Our company has 120 employees, over 10 scientific and research technicians. The floor space of the factory is 50, 000 sq. Meter. With annual output of wood pulp filter paper 3, 000 tons. Cotton pulp filter paper 1800 tons. Non-woven cloth 3 million sq. Meter. Filter cleaner 280, 000 pieces.

Using advanced technique, the result of hi-tech, the brand of Donglv and Kelin serial products enjoys high reputation in fine quality. Our company has passed the authentication of ISO9001: 2000 International quality mannagement system, and obtained the title "Excellent enterprise for Respect quality, keep contract" granted by China Technology Supervision Information Association, "demonstration unit for double guarantee of quality and credit". The products are widely used for the fields of motor, auto, engineering machinery, internal-combustion engine, chemical industry, medicine, electron etc. The sales network is spread all over the country, and exported to South East Asia, South America, Middle East, and some counties and regions of Africa.

The products include filter paper, non-woven cloth, filter cleaner, filter element materials, filter element machinery and elementary-effective, sub-high-effective, high-effective air filter, bag filter etc. Please recognize the trademark "Donglv" and "Kelin", beware of imitation. With solid technology power, advanced inspection method, continuously changing management mode, scientific decision develops greatly.

The tenet of Kelin: Human-oriented, faithful service. Wish to make friends with all over the world to develop together and create brilliant achievements.