Hebei Leiman filter material CO., LTD is the size of the industry strength strong manufacturers,Company main products are auto filters and filter material: air filter, end cover, glue, filter paper,filter mesh, filter rubber rings ,filter plasitc end caps mould and frame, filter equipment and so on model complete, high quality.Auto filter filtration performance of high (cleaning effect); Automatic Calorimeter (Capture the large amount of);Durable oscillation, high durability, won't make dust leakage; Resistance to water, does not block the air to enter, loading and unloading of simple and lighter.