SSI Securities Corp. engages in the provision of brokerage services, securities trading, finance and investment advisory services, custodian services, and underwriting for share issuance. It operates through the following business segments: Brokerage and Customer Services, Proprietary Trading, Treasury, Portfolio Management, and Investment Banking and Others. The firm also provides fundamental equity research, economics research, and investment strategy research services. The company was founded by Hung Duy Nguyen on December 30, 1999 and is headquartered in Ho Chi Minh City, Vietnam.