ETF is the abbreviation of the Exchange Traded Fund, which is an investment product in the spot market of the Hong Kong Stock Exchange. ETF invests in a basket of securities or commodities to closely follow the performance of the benchmark index and commodity. It allows investors to invest in a specific market/portfolio rather than a single stock and also break the restrictions of geographical and investment channels to invest in the different asset types in different regions around the world. Therefore, investors can achieve the benefits of a diversified investment portfolio and cost-effectiveness.