The Court of Appeals shall exercise:

      A. Original jurisdiction to issue writs of mandamus, prohibition, certiorari, habeas corpus, and quo warranto, and auxiliary writs or processes, whether or not in aid of its appellate jurisdiction;

      B. Exclusive original jurisdiction over actions for annulment of judgments of Regional Trial Courts;

      C. Exclusive appellate jurisdiction over all final judgments, decisions, resolutions, orders, or awards of Regional Trial Courts and quasi-judicial agencies, instrumentalities, boards or commissions, including the Securities and Exchange Commission, the Social Security Commission, the Employees Compensation Commission and the Civil Service Commission, except those falling within the appellate jurisdiction of the Supreme Court in accordance with the Constitution and the Labor Code of the Philippines.

      The Court of Appeals shall have the power to try cases and conduct hearings, receive evidence and perform any and all acts necessary to resolve factual issues raised in cases falling within its original and appellate jurisdiction, including the power to grant and conduct neew trials or further proceedings. Trials or hearings in the Court of Appeals must be continuous and must be completed within three (3) months, unless extended by the Supreme Court.