中国基金报·2025-10-14 13:57Core Viewpoint - The introduction of eSIM technology by China's three major telecom operators marks a significant advancement in mobile connectivity, offering enhanced user experiences and operational efficiencies [1][3]. Group 1: eSIM Launch and Adoption - China Unicom, China Mobile, and China Telecom have all received approval to conduct commercial trials for eSIM services, with users able to register for eSIM through respective apps and physical stores [3]. - The eSIM technology is now available for sale across 31 provinces and regions in China, indicating a nationwide rollout [3]. Group 2: eSIM Technology Overview - eSIM, or embedded SIM, is integrated directly into the device's chip, eliminating the need for a physical SIM card while maintaining the same functionalities as traditional SIM cards [5][6]. - The size of eSIM is only 10% of that of traditional SIM cards, which helps save space in devices and improves waterproof capabilities by removing the need for a SIM card slot [7]. Group 3: User Benefits and Convenience - eSIM allows for easier number changes and service provider switching through online applications, reducing the need for physical visits to stores and the hassle of SIM card delivery [7]. - Users can conveniently switch to local carriers while traveling, avoiding roaming charges and the need to purchase local SIM cards [7].