AN ACT FURTHER AMENDING REPUBLIC ACT NUMBERED SIX THOUSAND THIRTY, AS AMENDED BY REPUBLIC ACT NUMBERED SIX THOUSAND FIVE HUNDRED THIRTY-ONE, ENTITLED "AN ACT GRANTING THE PILIPINO TELEPHONE CORPORATION A FRANCHISE TO INSTALL, OPERATE AND MAINTAIN TELEPHONE SYSTEMS IN CERTAIN AREAS THROUGHOUT THE PHILIPPINES," EXTENDING THE TERM OF ITS FRANCHISE TO ANOTHER TWENTY-FIVE YEARS FROM DATE OF ITS EXPIRATION, AND FOR OTHER PURPOSES.