Concord International Securities Co., Ltd provides brokerage, underwriting, stock agency, and consulting services in Taiwan. Its brokerage operations include buying and selling securities for clients in centralized and over-the-counter markets, customer acquisition, credit investigation, securities information, custody and allocation of client securities, proprietary credit transactions, client guidance, loans, and settlement of stocks and bonds. The company also handles futures and options brokerage, trades securities and derivatives across various markets, and assists enterprises with public offerings, securities issuance, emerging market and OTC listings, fundraising, and capital planning. Founded in 1989, it is headquartered in Tainan City, Taiwan.