eSIM, in simple terms, is an electronic SIM card. eSlM technology brings three major changes. First, the card slot is removed, which brings the freedom of terminal design. Find out more about China Unicom eSIM offers below.

At the same time, because the chip is embedded in the device, it can comprehensively improve the waterproof and seismic performance. Second, the remote download of the number brings users the freedom to access the network anytime and anywhere; third is the multi-scenario of eSIM makes pan-terminal access more convenient and brings more possibilities for the Internet of Everything application.

According to the official introduction of China Unicom eSIM is a new member of the SIM card family. It is an electronic SIM card in the Internet era. After you buy a communication device, you don’t need to insert the card. You can move around with a few clicks.

Compared to the traditional SIM card, eSIM is lightweight and flexible, bringing more freedom, it does not require a SIM card, does not have a card slot, and the electronic device is waterproof, shock-resistant, and corrosion-resistant; in three words: performance is better. Moreover, hackers have no way to start stealing mobile phones, and information security is greatly guaranteed.

Secondly, users do not need to go to the operators to queue, just use the mobile phone business hall to wake up eSIM through a simple process.

Finally, users can easily change the services of different operators according to their needs and do not need to worry about receiving high-priced bills due to misuse while going abroad.

READ MORE: Countries & carriers which support eSIM

It is reported that the three major operators in China have already conducted pilot eSIM services in ten cities, including Tianjin, Shanghai, Nanjing, Hangzhou, Guangzhou, Shenzhen, Chengdu, Changsha, Zhengzhou and Wuhan.

From the earliest SIM cards of the size of a bank card, after a generation of evolution, the Nano SIM card with the size of a fingernail has been implemented. Until the eSIM card is completely “disappeared” (the eSIM card is not a physical card; it writes information, including a similar card number, directly into the device, such as a mobile phone. The development of science and technology can not help but remind people of the old saying “Life is a big trouble, and then quietly leave.”, The iteration of products in the technology era is also true. China Unicom eSIM

If you are travelling abroad and need SIM cards, choose between daily, monthly, or data packages without expiration, or if you prefer instant connectivity, get eSIM.