Core Insights - The article discusses the cautious adoption of eSIM technology in China due to regulatory and data security concerns, with a significant breakthrough expected in 2025 when eSIM trials for smartphones will commence [4][5][6]. Group 1: eSIM Technology in China - China has been hesitant to adopt eSIM technology in smartphones due to concerns over user identity verification and network regulation, leading to a preference for dual physical SIM card slots [5]. - The introduction of eSIM is expected to enhance device design by allowing for larger batteries and improved features, as eSIM integration eliminates the need for a SIM card slot [7][9]. Group 2: Market Impact and Projections - The approval of eSIM trials in China marks a new phase for the domestic market, with projections indicating that eSIM smartphones will account for 37% of global smartphone sales by 2025, increasing to 48% by 2026 [11]. - Apple's launch of the iPhone 17 Air, the first iPhone in China to support only eSIM, is anticipated to accelerate the adoption of eSIM technology among local brands and telecom operators [7][11]. Group 3: Competitive Landscape - The shift towards eSIM is expected to reshape the global smartphone industry, with Chinese manufacturers likely to gain a competitive edge as they adapt to this technology [11]. - As eSIM technology matures and carrier support increases, it is expected to penetrate mid-range and budget devices, moving beyond high-end models [9].