... trademarks,briefcases,handbags,stationery. High-frequency shoes upper welding and cutting machine:Dongguan South Nekon Ultrasonic Machinery Co., LTD was ... Number: ZL 2004 2 09043);and in 2005,Nekon developed ultrasonic non-woven bag forming machine initiatively; two years later ... also acquired national patent (Patent Number: ZL 2008 2 0049134.2). Most of Nekon products have CE certification, which ...