2025年12月11日，中国光大银行发布公告称，为提升服务品质，中国光大银行个人手机银行、个人网 银、企业网银、银企通、企业手机银行、金融服务开放平台系统(原开放银行商户合作)、官方门户网站 将于2025年12月18日20:00-24:00进行系统升级维护。在此期间，各渠道及部分相关业务将有可能受到影 响而无法正常使用，请您提前做好相关业务安排。 由此给您带来的不便，敬请谅解。如有任何疑问，请致电中国光大银行24小时客户服务热线95595咨 询。感谢您长期以来对中国光大银行的支持与厚爱，祝您使用愉快! ...

Core Points - Dalian Bank announced a scheduled upgrade and maintenance of its network system to enhance financial services [1] - The maintenance will occur on November 25, 2025, from 23:00 to 02:00 and on November 28, 2025, from 23:00 to 02:00 [1] - During these periods, access to Dalian Bank's official website, personal online banking, corporate online banking, mobile banking, and WeChat banking may be intermittently unavailable [1] - The bank expressed apologies for any inconvenience caused and emphasized efforts to minimize the duration of the impact [1]

Core Points - China Postal Savings Bank announced system maintenance to enhance service quality [1] - Maintenance will occur during specified time slots in late November and early December 2025 [1] - Various banking functions will be temporarily unavailable during the maintenance period [1] Summary by Category Announcement - China Postal Savings Bank is conducting system maintenance to improve service quality [1] Maintenance Schedule - Maintenance will take place on: - November 27, 2025, from 22:00 to November 28, 2025, 05:00 [1] - December 1, 2025, from 22:00 to December 2, 2025, 05:00 [1] - December 4, 2025, from 22:00 to December 5, 2025, 05:00 [1] Impact on Services - During the maintenance, the following services will be unavailable: - Personal mobile banking functions including rights claim, query, exchange, and user registration [1] - Corporate banking functions including user registration, login, and management [1] - Other services such as electronic account opening and various system logins [1]

Core Points - China Everbright Bank announced a system upgrade maintenance for various digital banking services to enhance service quality [1] - The maintenance will take place on November 20, 2025, from 20:00 to 24:00, during which certain services may be affected [1] - Customers are advised to make necessary arrangements in advance due to potential service disruptions [1] Company Summary - The upgrade will impact personal mobile banking, personal online banking, corporate online banking, and other related services [1] - The bank expresses gratitude for customer support and encourages inquiries through their 24-hour customer service hotline [1]

Core Points - China Construction Bank (CCB) announced a system upgrade maintenance scheduled from November 14, 22:00 to November 15, 6:00 [1] - During the maintenance period, various online banking platforms including personal mobile banking, corporate online banking, merchant online banking, and personal online banking may experience transaction instability [1] - CCB expressed apologies for any inconvenience caused and emphasized efforts to minimize service disruption [1]

Core Points - Hengfeng Bank announced a system upgrade maintenance scheduled from November 7, 22:00 to November 8, 3:00 [1] - During the maintenance period, various banking services including mobile banking, corporate online banking, personal online banking, ATMs, quick payments, credit cards, foreign exchange transactions, personal loans, and collection and payment services will experience temporary unavailability [1] - The bank expressed gratitude for customer understanding and support during this maintenance period [1]

Core Viewpoint - Ping An Bank will upgrade its core business system from November 21, 2025, 20:00 to November 23, 2025, 20:00, during which various services will be suspended to enhance service quality [1]. Service Suspension Details - Physical branches will be closed on November 22 and 23, 2025, and will resume normal operations on November 24, 2025 [2]. - Online services including corporate and personal online banking, mobile banking, and ATM services will begin suspending operations from November 21, 2025, 20:00 and will resume on November 23, 2025, 20:00 [2]. - Personal account services such as payments, loans, and investment products will be unavailable during the upgrade, including services linked to third-party platforms like Alipay and WeChat [2]. Services Available During Upgrade - Emergency loss reporting can still be processed through telephone banking [3]. - Credit card repayments can be made through automatic deductions from Ping An debit cards or third-party platforms using non-Ping An debit cards [3]. - Credit card transactions, inquiries, and withdrawals can still occur through non-Ping An POS/ATMs and third-party channels, although some services may be affected [3]. Additional Information - Retail loan repayments via automatic deduction will continue, but timing may vary based on system progress [4]. - Transactions made by Ping An Bank's merchants on November 21 will be settled on November 23 [4]. - Customers are encouraged to contact the 24-hour customer service hotline for assistance during this period [4].

Core Points - China Bank (601988) announced a system upgrade scheduled from October 18 to October 19, 2025, which will temporarily suspend personal electronic channel services [1] - The upgrade aims to enhance the quality and variety of financial services provided to customers [1] Service Suspension Details - Personal online banking will be suspended from October 19, 02:00 to 04:30 [1] - Specific services will have varying suspension times: - Transaction detail inquiries, transaction history downloads, credit card unbilled statement inquiries, income and expenditure record inquiries, payment record inquiries, and account book exports will be suspended from October 19, 00:00 to 01:30 [1] - Interbank transfers, cross-border payments, one-click card binding, and UnionPay payments will be suspended from October 18, 22:00 to October 19, 04:30 [1] - WeChat banking services will also experience suspensions, including: - Credit card points inquiries from October 18, 22:00 to 19, 05:30 [1] - Transaction detail inquiries, credit card unbilled statement inquiries, and debit card transaction notifications from October 19, 00:00 to 01:30 [1] - Card binding/unbinding, message reminder contract signing/cancellation, and "Bank of China Wool" mini-program logins from October 19, 02:00 to 04:30 [1] - Open banking applications will be affected, including: - Services related to external online cooperation channels such as Meituan business cards and digital RMB from October 19, 02:00 to 03:00 [1] Customer Communication - The company aims to minimize the downtime caused by the system upgrade and will process transactions submitted by customers during the suspension if the actual downtime is shorter than announced [1] - Customers are encouraged to reach out to online customer service or call for assistance during this period [1]

Core Viewpoint - East Asia Bank (China) Limited will undergo system maintenance, affecting various banking services during specified hours [1] Group 1: Maintenance Schedule - The system maintenance will take place on October 18, 2025, from 03:00 to 05:00 and on October 19, 2025, from 03:00 to 05:00 [1] Group 2: Affected Services - Services impacted include large certificate of deposit transfers, cross-border wealth management account transfers, E-account openings, and SMS verification functions across multiple platforms such as mobile banking, online banking, and WeChat services [1] Group 3: Customer Advisory - Customers are advised to make necessary arrangements in advance due to the service interruptions, and the bank expresses apologies for any inconvenience caused [1]

Core Points - Shanghai Bank (601229) announced a core business system upgrade scheduled from October 5, 2025, 22:45 to October 7, 2025, 22:45, aiming to enhance financial services [1] - During the upgrade, various channels and services will be temporarily suspended, including all branch operations, self-service devices, personal and corporate online banking, and mobile banking apps [1][2] - Certain services will remain operational, such as emergency loss reporting via telephone banking and credit card transactions through third-party payment channels [2] Service Suspension Details - All branches will cease operations, and multiple online and mobile banking services will be unavailable from October 5, 22:45 until October 7, 22:45 [1][4] - Payment settlement, loans, and wealth management services for both personal and corporate accounts will be suspended during the upgrade [1] - Utility bill payments and batch payment services will also be paused, with delayed processing for transactions due during the upgrade period [1] Services Available During Upgrade - Emergency loss reporting for bank cards will be available via telephone banking [2] - Credit card transactions can still be processed through UnionPay, Alipay, WeChat, and other third-party platforms [2] - Certain deposit products will continue to be processed as scheduled, although related queries and notifications will be delayed until the system is restored [2] Additional Information - A grace period until October 8 will be provided for loan repayments due during the upgrade, ensuring that payments made within this period will not be considered overdue [1] - Customers are advised to make necessary financial arrangements in advance due to the service interruptions [2]