The glass can be used as table,door,packing box,window,etc.,if there juast a transparent glass,there will be no much attention be paid on it.So, now there are many customers use glass printer to print special pictures to increase its add value,which will incerase the profit of the sellers.Printing on glass has a good quality and resolution ,making the glass more beautiful and as it is printed on glass,the pictures also will be more beautiful.