summary : we don't use pumpons because overall the glass when we check area of hinges before glue the result "OK" but a little glass still not good and i think the GAP that we measure the result within specification ( not over 0.5 mm)
summary :we don't use pumpons because overall the glass when we check area of hinges before glue the result "OK" but a little glass still not good and i think the GAP that we measure the result within specification ( not over 0.5 mm)