August 4, 2017 News, visiting the alley feel Beijing flavor, is always one of my favorite things. So, the day before yesterday to listen to my friend, in the second ring alley, not far from Duan Qirui Prime Minister House, an abandoned soy sauce factory transformed into the world, there is nowadays the most popular unmanned supermarket, I We are determined to find out. One moment to send self-service convenience store core technology using RFID From Zhang Zizhong Road subway station down, Dongsi nineteen alley mouth, is to serve the entrepreneurial shared office space - shared, the first floor of the house entrance, I soon found a instant delivery called the instant convenience store . Small office workers here, said, usually hungry want to eat snacks or drinks, they always come to this, do not line up, do not wait, buy within 30 seconds left, than to go outside the street small convenience store Convenience. Also not to mention, this only 15 square meters of convenience stores, in addition to the common brand of soft drinks, biscuits, the most rare is that there are many imported goods such as puffed potato chips in Indonesia, South Korea's cookie, Olive oil, honey ... ... is like a "sea Amoy small museum." In addition, there are some novelty gadgets that young people will be more popular, such as small audio, self-service KTV and the like. Checkout process here is indeed more convenient than traditional supermarkets. At the entrance of the supermarket was a self-checkout machine. I took a bottle of oolong tea and scanned the product barcode at the barcode scanner below the self-service screen. The product item immediately appeared on the screen. After confirming the error, select WeChat or Alipay payment, 30 seconds also completed the payment. If there is any shortage of this new retail, that is currently sold are ready-to-eat goods, want to eat hot things in this can not be satisfied. Liu Di sent the CEO one minute to tell me that the core technology of the current unmanned supermarket is RFID that radio frequency identification technology, RFID tag affixed goods, the reader set up at the exit, when consumers pass through the door Reader will receive To RFID wireless radio frequency signals, each signal corresponds to an ID, each ID corresponds to a commodity, the effective read range of a few centimeters to 3 meters. RFID technology, the normal recognition rate of 90%, when occlusion or transient goods appear too much, the recognition rate will decline.