... shoes,trademarks,briefcases,handbags,stationery. High-frequency shoes upper welding and cutting machine: Dongguan South Nekon Ultrasonic Machinery Co., LTD was founded in ... , producing, selling, and applicating of technology of ultrasonic machinery (Ultrasonic rhinestone fixing machine, mask making machine, ultrasonic ribbon cutting machine, ultrasonic lace sewing machine, ultrasonic plastic ...