Min. Order Reference FOB Price
1 Piece US$0.25-3.00 / Piece
Product Description
Our Prouducts Seamless Welding No stitching, sealed by ultrasonic welding technology, which can prevent the powder from leaking from the seam excellently. Sewing Stitching Outside All Rosin Filter bags are turned inside out to ensure minimal lose of oil from the seams. Sewing ...