The impact of SIM card self play.

How to solve the problem when using SIM card clip?

1. It's very convenient to pull out the card. When you want to take out the memory, just press your hand on the edge of the card, and then press it to exit easily;

2. Convenience can change at any time. Before, we used the pull-out type to replace the memory card, which is difficult to replace;

3. It's easy to insert the card. After inserting the front part of the internal card into the card slot quietly, smart card connector company can press it again to easily block it, so as to prevent the hidden danger of card slot not being inserted in place.

Does IC card still have degaussing problem? On this issue, let's have a brief understanding of these common sense, hoping to help you. Today is the era of cards, travel with smart cards, shopping with credit cards, meals with cards, into the community with smart card connector, medical insurance card, to the supermarket with loyalty card... All kinds of smart cards are closely related to our lives. According to the reporter's calculation, there are as many as 26 smart cards commonly used for smart card connector, and I think readers will have as many smart cards as possible.

Where is your smart card? Do you have any problem degaussing your smart card? I always hear people remind me not to put smart cards and mobile phones together. Is the magnetic field of mobile phone really that big? Will the magnetism disappear when the smart card is put with it?

It is understood that the bus IC card, the second generation ID card, canteen meal card, community access card and many other cards are non-contact smart cards using RFID technology. The information in these smart cards is stored on semiconductor chips without using magnetic recording technology. So it's impossible to demagnetize the card with a mobile phone or a magnet.