PTT PUBLIC COMPANY LIMITED PYLON PUBLIC COMPANY LIMITED QTC ENERGY PUBLIC COMPANY LIMITED QUALITECH COMPAMY PUBLIC COMPANY LIMITED QUALITY HOUSES PUBLIC COMPANY LIMITED R&B FOOD SUPPLY PUBLIC COMPANY

PTT PUBLIC COMPANY LIMITED PYLON PUBLIC COMPANY LIMITED QTC ENERGY PUBLIC COMPANY LIMITED QUALITECH COMPAMY PUBLIC COMPANY LIMITED QUALITY HOUSES PUBLIC COMPANY LIMITED R&B FOOD SUPPLY PUBLIC COMPANY

PTT PUBLIC COMPANY LIMITED PYLON PUBLIC COMPANY LIMITED QTC ENERGY PUBLIC COMPANY LIMITED QUALITECH COMPAMY PUBLIC COMPANY LIMITED QUALITY HOUSES PUBLIC COMPANY LIMITED R&B FOOD SUPPLY PUBLIC COMPANY

PTT PUBLIC COMPANY LIMITED PYLON PUBLIC COMPANY LIMITED QTC ENERGY PUBLIC COMPANY LIMITED QUALITECH COMPAMY PUBLIC COMPANY LIMITED QUALITY HOUSES PUBLIC COMPANY LIMITED R&B FOOD SUPPLY PUBLIC COMPANY

PTT PUBLIC COMPANY LIMITED PYLON PUBLIC COMPANY LIMITED QTC ENERGY PUBLIC COMPANY LIMITED QUALITECH COMPAMY PUBLIC COMPANY LIMITED QUALITY HOUSES PUBLIC COMPANY LIMITED R&B FOOD SUPPLY PUBLIC COMPANY

EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT OIL AND RETAIL BUSINESS PUBLIC COMPANY LIMITED PTT PUBLIC COMPANY LIMITED PYLON PUBLIC COMPANY LIMITED QTC ENERGY

Calculation Formula 2. Net Profit after deductions by the ordinary business operation and tax = (Sum of percentage of shares to be acquired x Net profit after deduction of tax of the selling company) x 100

Formula 1. Net Tangible Assets (NTA) = (Sum of percentage of shares to be acquired x Net Asset Value of the selling company) x 100 / Net Asset Value of the buying company 2. Net Profit from the ordinary

profit in (1) is the net profit adjusted by the following deductions; (a) the unrealized gain from the appraisal of the infrastructure asset and other items specified by the Office’s guideline to match the

generate revenue and profit of the Company in the future. Moreover, it shall diversify risks on business which is not only depended on main revenue from television media business which it growth rate has