(1) is affected by the rapid expansion of international fund investment. The high interest rates of western government and corporate bonds have promoted the fund investment boom. In addition, Hong Kong is a financial center in the Asia-Pacific region, with good communication facilities, low taxes, no foreign exchange control and a sound judicial system, all of which have prompted Hong Kong to be selected as an ideal investment base in the Far East by international funds. (2) Hong Kong's sustained economic growth, steady rise in personal savings and long-term low interest rates on bank deposits have prompted Hong Kong people to choose more investment targets. Therefore, professional management of unit trust funds has become a better choice for private investment. (3) Fund companies actively explore and innovate, further increasing the attractiveness of unit trust funds to different types of investors. (4) Hong Kong is a free port, where funds can freely enter and exit, and can engage in offshore financial business to meet the needs of offshore fund management. (5) In 1980s, the economies of Southeast Asian countries and regions developed vigorously, which attracted the interest of investors all over the world. Major fund management companies have set up offices in Hong Kong, creating numerous Far East funds and Southeast Asia funds to meet the needs of investors, and are constantly promoting them to Taiwan Province Province and Southeast Asia based in Hong Kong.