... can increase 30% in this line, what`s more, South Nekon has it`s independent design of bead plate acrylic shield, protect ... 35KHZ,once again transform to mechanical energy by transducer. Ultrasonic`s working principle is press the diamond to the head of ... applied mainly to the hot fix of shoes, underwear, children's wear, T-shirts, embroideries, leathers, handbags, hair ornaments, hats and other ...