... M2 / Month, Non-woven Air Filter Media 350,000 M2 / Month, Pocket Filter 40,000 Pieces / Month, Plate Filter 17,000 Pieces / Month, High ... ,000 M2, Non-woven Air Filter Media 4,000,000 M2, Pocket Filter 466,000 Pieces, Plate Filter 200,000 Pieces, High Efficiency ... Particulate Air Filter 133,000 Pieces Export Market ...