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Welcome to the Cathay United Bank website. If you have any questions or recommendations regarding the products or services we provide, please provide your valuable opinions so that we may make the corresponding improvements. Reminder: for urgent requests (such as loss of credit card), please call our 24-hour customer service center (dial service hotline 02-2383-1000 or 0800-818-001 for local calls). Additionally, in order to improve service quality and ensure the fastest response and handling of your problems, please provide your personal information (* represent mandatory sections) as well. Thank you!


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『If you are outside of Taiwan, please provide your current country, country code, and the time available for us to contact you(GMT+8). Thank you for your cooperation.』