1. Make grooves on the surface of 3mm Glass
2, industrial control LCM and TP bonded into a all in black effect, after closing the screen can not see the VA area
1. The surface of Glass and grooves shall be polished, and special grinding heads and fixtures shall be made for processing.
2.Add a special film layer between the sensor and LCM to reduce the transmittance and achieve consistent visual effect and achieve consistent effect of VA and BM.