OIL COMPANIES on Monday maintained the five-week upward price movement of fuel products, which takes effect at 6 a.m. today, Jan. 30. PTT Philippines Corp., Eastern Petroleum Corp., TOTAL (Philippines) Corp., Pilipinas Shell Petroleum Corp., and Seaoil Philippines, Inc. have the same increases at P0.45 per liter (/L) for gasoline, and P0.50/L for diesel and kerosene. Seaoil, in its advisory, cited the movements in the international petroleum market as the reason for the price adjustments. — Anna Gabriela A. Mogato