Heart shape PVC window paper boxes are widely used in many applications.such as,biscuits,food,chocolate,candy,ect. heart shape PVC window paper boxes involved in many printing process. For instance, UV printing, embossing, piercing, CMYK printing and Pantone. This box use 157gsm paper material add with matte lamination for both inside and outside.The core paper board is use 1.5mm grey...