Asia Plus Group Holdings Public Company Limited founded in 1974, formerly known as sia Securities Trading Company. The firm was granted license from the Ministry of Finance in 1975 to operate 4 types of securities business, i.e., Securities Brokerage, Securities Trading, Investment Advisory, and Underwriting. The firm merged with Asset Plus Securities Company Limited and invested in 99.99% shares of Asset Plus Fund Management Company Limited in order to create value-added services for its customers. Asia Plus Securities's core operation comprises of investment banking, fund management, investment trading, and securities and derivatives brokerage.