The primary concerns of TREIF's investment management are safety and liquidity while maintaining a balance with profitability, as well as risk diversification to achieve optimal portfolio. As of the end of 2024, TREIF had NT$51.68 billion in available funds, including NT$10.06 billion (19.5%) in bank deposits, NT$2.25 billion (4.4%) in commercial paper, NT$8.03 billion (15.5%) in government bonds, NT$18.54 billion (35.9%) in financial bonds, NT$12.79 billion (24.7%) in corporate bonds, and NT$16 million(0.03%) in ETF。