兰州银行将于12月4日凌晨进行信用卡系统升级维护

Core Viewpoint - Lanzhou Bank (001227) announced a scheduled upgrade and maintenance of its credit card system, which will result in a temporary suspension of related services [1] Group 1: Announcement Details - The credit card system upgrade will take place on December 4, 2025, from 00:30 to 02:05 [1] - During the maintenance period, all credit card-related services will be temporarily unavailable [1] - The bank will consider resuming services earlier based on actual conditions to minimize downtime [1] Group 2: Customer Advisory - Customers are advised to make necessary financial arrangements in advance due to the service interruption [1] - For any inquiries, customers can contact Lanzhou Bank's customer service [1]