联通开放eSIM预约，国行iPhoneAir上市在即

Core Points - China Unicom has officially opened the eSIM reservation channel, following China Mobile's launch of its eSIM business reservation portal [1] - China Telecom has also announced that its eSIM mobile services are fully prepared and will soon be available to users after receiving official approval from the Ministry of Industry and Information Technology [1] - The launch of eSIM services indicates that the iPhone Air, which was released on September 10, may soon be available in the Chinese market [1] - The absence of the iPhone Air in the domestic market at the time of the iPhone 17 series launch was primarily due to the lack of support for eSIM by domestic operators [1]