Reliance Securities Co.,Ltd. engages in underwriting and trading of securities in Taiwan. It operates through Brokerage Department, Underwriting Department, Proprietary Trading Department, General Management Department, and Other Department segments. The company is involved in securities trading brokerage business; sale of securities; and self-trading business in centralized trading markets or other business premises. It also provides futures trading support, fund distribution, and investment advisory services. The company was founded in 1989 and is headquartered in Taipei, Taiwan. Reliance Securities Co.,Ltd. is a subsidiary of Sheng Yuan Ze Investment Limited Company.