Group 1: Event Overview - The 15th National Games (referred to as "15th Games") commenced on November 9, held in Guangdong, Hong Kong, and Macau, marking the first time these regions jointly hosted a national sports event [1] - The opening and closing ceremonies took place in Guangzhou and Shenzhen, respectively, showcasing the "One Country, Two Systems" principle in sports [1] - The event aims to stimulate economic growth through increased consumer spending and tourism, transforming "event traffic" into "economic increment" [1] Group 2: Financial Institutions' Involvement - Industrial and Commercial Bank of China (ICBC) established a comprehensive service network in the Greater Bay Area, including approximately 1,500 branches offering priority services for athletes and volunteers [2] - ICBC launched promotional activities such as "Passion for the National Games" to provide discounts for credit card users on event-related purchases [2] - Agricultural Bank of China (ABC) initiated the "Welcome to the National Games" campaign, offering discounts at over 2,800 merchants and promoting health-related consumption [3] - Bank of China (BOC) introduced cross-border financial services, enabling convenient account opening for Hong Kong and Macau tourists and supporting various payment methods [4] - China Construction Bank (CCB) focused on providing financial support for venue construction and promoting the integration of sports, culture, and tourism [5][6] - Guangfa Bank enhanced payment convenience for international visitors by offering services that accept foreign credit cards and exploring new paths for cultural and sports tourism integration [7]