20K Ultrasonic Welding Machine: This machine is suitable for welding products such as: medical devices, blood pressure meters, heart rate test meters, disposable masks, smart watches, smart bracelets, mobile phone housings, mirror products, USB shields, USB drives, filter bags, laundry balls, Battery case, battery box, TV case, telephone case, steam iron, plastic handle, anti-counterfeit plastic bottle cap, wine bottle cap, cosmetic bottle cap, salve bottle cap, cleaning liquid bottle cap, acrylic bottle cap, tissue culture bottle Covers, electrical accessories, remote control cars, boats, computers, shoe materials, wind wheels, headphones, hair dryers, building blocks, chargers, plugs, sockets, kettles, knives, central locks, water glasses, telescopes, phones, logos, Velcro Wait.