Air filter is the same as an inspiration system of an automobile, air filter is used to remove the impurity and the dust form the air inletting the engine. The proper operation and the life duration of the engine are depended somehow mostly on the performance of the air filter.
　　
By using the top technology to inspect the corrosive particles in the air, the air filters manufactured by QiRui Co.,Ltd can ensure the complete cleaning to prevent the corrosive particles from the air inletting the engine. Also, by means of advanced equipments, high quality filter paper with special fiber structures and good filtering precosion, the air filter of QiRui Co.,Ltd can be used to reach the goal of highest filering offciency and best dust holding capabilty under the condittion of lowest wind resistance. Therefore, the ongine can be assurde to get the perfoumance of lowest fuel consumption and of highest power output .