E. Sun Financial Holding Co Ltd provides comprehensive financial services in Taiwan. Through its subsidiaries, the group offers banking, securities, insurance, and venture capital services. The commercial bank subsidiary is the largest and offers commercial banking, foreign exchange, investment, and treasury and agency operations. The securities subsidiary primarily operates a brokerage business that actively develops spot, futures, ETF, and overseas sub-brokerage services. Finally, the venture capital group primarily invests in unlisted foreign and domestic companies. While the company is based in Taiwan, it has an international presence in China, Hong Kong, Singapore, Los Angeles, Vietnam, Cambodia, Myanmar, and Australia.