Since its official release at the end of 2004, the "Investment Hall" financial service platform has established cooperative relations with more than 80% securities companies, with a total registered user of over one million. The platform provides investors with quotation, information and trading services in stock, futures, foreign exchange, foreign exchange and other financial markets, and provides a variety of technical platforms, including WAP, K-JAVA and Windows Mobile. Investment Hall's mobile stock trading platform is dedicated to providing investors with wireless financial services anytime, anywhere and with them, which has been favored by more and more financial institutions and investors.