2002 Interim Report HUANENG POWER INTERNATIONAL, INC. Interim Results Auditors' Review Report Condensed Consolidated Balance Sheet (unaudited) Condensed Consolidated Income Statement (unaudited) Condensed Consolidated Statement of Changes in Shareholders' Equity (unaudited) Condensed Consolidated Statement of Cash Flows (unaudited) Notes to the Condensed Financial Statements (unaudited) Supplemental Information for North American Shareholders (unaudited) Balance Sheets (unaudited) Statements of Income and Profit Appropriation (unaudited) Cash Flow Statements (unaudited) Notes to the Financial Statements (unaudited)