Fubon Life's investment team is dedicated to staying abreast of the latest market developments and making adjustments as needed to investment portfolios and positions, thereby maintaining stable investment performance. As of the end of 2017, total investment assets were increased to NT$3.3863 trillion, representing an annual growth rate of 9%, and total investment income amounted to NT$125.6 billion, once again setting outstanding new performance records for the Company. Going forward, Fubon Life will continue to optimize its investment portfolio while complying with the Principles for Responsible Investment in order to produce excellent mid-term and long-term investment performance.
A diversified investment portfolio consisting primarily of overseas corporate bonds and financial bonds currently accounts for 54% of Fubon's investment assets portfolio, representing a year-over-year increase of about 2%. The portfolio has a primary focus on investments in North America.
Fubon Life has continued to maintain an impressive track record of investment performance, including achieving consistent growth in recurring investment income, which is the Company's primary source of investment income. In addition, Fubon Life possesses keen insights into market opportunities which enabled the Company to once again achieve impressive capital gains; the amount of unrealized gains on financial assets continued to increase, and net value has also gradually grown each year.
As of December 2017, Fubon Asset Management maintains positions in a total of 47 different types of mutual funds, including 7 domestic equity funds, 2 currency mutual funds, 30 exchange-traded funds (ETFs), and 8 international funds, amounting to over NT$121.4 billion in assets under management.