Section 1
SECTION 1. The general manager, president, governor, or administrator of a government-owned or controlled corporation shall be ex officio the vice-chairman of the board of directors, board of governors, or board of administrators thereof unless its charter specifically provides that such general manager, president, governor, or administrator shall be the chairman of such board of directors, board of governors, or board of administrators, or unless the President of the Philippines shall have appointed such general manager, president, governor or administrator as chairman-As such vice-chairman of the board, such general manager, president, governor, or administrator shall sit, participate and vote in the meetings of the board.