Traditional Culture Encyclopedia - Traditional customs - How to change the mobile shenzhen tong card into a 4G card?
How to change the mobile shenzhen tong card into a 4G card?
1, you can bring your ID card to the business hall to upgrade.
2. You can also call customer service to make an appointment for upgrade, and make an online appointment for express 4G card.
3. As an upgraded version of 3G card, the transmission speed of 4G can theoretically reach 100MBPS. As a new technology, 4G is rapidly occupying the wireless market. As of 20 15, the global CDMA2000 users exceeded 650 million. Compared with the traditional 2G or 3G communication technology, 4G has obvious advantages in data transmission speed and high-quality call. With 4G communication, mobile phone users can surf the Internet anytime and anywhere, which is convenient and fast.
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