The China digital currency E-CNY visual card mainly depend on the way they interact with other devices such as smart phones. At present, in terms of price, NFC and electronic ink screen may be cheaper, plus Bluetooth, fingerprints and even other functions
As we all know, the electronic paper ink screen can retain the original picture and text status without powering up. It can drive 7.5-inch, 4.2-inch, 2.9-inch, 2.13-inch, 6-inch and other electronic ink screens of various specifications through the mobile
When all people have to keep social distancing, what shall we do?
When many people have to stay at home and be in quarantine, what shall we do.
As a service merchant of retail or catering industry, what we shall do for them when these cased happened?
This is a scene we saw at an express sorting center a few days ago. From "sweat logistics" to "smart logistics", from manual work to intelligent customization, "unmanned" technology is accelerating the intelligentization of traditional industries an
The intelligent vending machine is a kind of vending machine which is updated on the basis of the original vending machine and realizes the mobile and intelligent campus shared vending machine. In the current market, the intelligent vending machine has a