Good Finance Securities Co., Ltd., together with its subsidiaries, engages in the securities commission agency and brokerage business in Taiwan. It operates through Client Partner, Investment, Investment Bank, Futures, and All Other segments. The company is also involved in securities and bonds dealing; trading of financial instruments relating to interest rate and bills and bonds under repurchase or resale agreements; securities underwriting; futures trading agency and brokerage services; and provision of research and analysis for securities investment. In addition, it engages in the brokerage of marketable securities on the centralized securities exchange market; operating securities trading margin purchase and short sales; proprietary trading of securities; concurrent operation of futures business; consignment trading of foreign securities; agent for stock affairs; securities investment consulting business; and other securities-related businesses. The company was formerly known as Ta Ching Securities Co., Ltd. and changed its name to Good Finance Securities Co., Ltd. in December 2021. The company was incorporated in 1988 and is headquartered in Taipei City, Taiwan.