AMTD International Inc. functions as an investment holding company, concentrating its efforts on investment banking operations throughout Hong Kong, mainland China, the United States, and other global regions. The firm's activities are divided into three core business units: Investment Banking, Asset Management, and Strategic Investment. Its Investment Banking division provides a broad spectrum of services, encompassing the facilitation of capital raising through equity and debt underwriting, securities brokerage, institutional sales and distribution, and market research.