Professional Kiosk manufacturer in Guangzhou,provide touch kiosk,interactive kiosk,retail kiosk,self-service kiosk Technical Parameters(Kiosk , LCD,Touch Screen )Display: 15, 17, 19 and 21 inch various types of LCD Frequency: 20Hz~20KHzSurface treatment: import metal lacquer, silver gray, cream color and Mediterranean blueMain body materials: import metal first-order electrolysis plate