Ultrasonic Filter Bag Making Machine Special design for non-woven water tank filter, tea bag, medicine bag ... Features Special design for non-woven water tank filter, tea bag, medicine bag and so on ... Machine, Disposable Medical Machinery, Micro Wiper Slitting & Cutting Machinery, Ultrasonic Quilting Machinery Rhinestone Sealer Machinery, Ultrasonic Cleaner Machine Ultrasonic Filter Bag Making Machine ...