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China Unicom Unveils Domestic eSIM Strategy in New White Paper: Emphasizing Two-Way ME Lock and Prohibiting Cross-Border SIM Writing
2 week ago /
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Author：小编
China Unicom has released its "5G AI Terminal White Paper (2025)," which delves into the specifics of the eSIM service for mobile phones. eSIM, or embedded SIM card technology, facilitates the activation and switching of carrier services via software, eliminating the need for a physical SIM card. The white paper underscores the paramount importance of security and functionality in eSIM implementation, introducing measures such as two-way ME lock and the prohibition of cross-border SIM writing to uphold localized security and compatibility standards. Driven by the advocacy of leading tech giants like Apple and Huawei, eSIM technology is anticipated to achieve widespread commercial adoption by the close of 2025.
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