Because it does not rule out that there are merchants forging fake official seals.
Shopping is to share short video shooting, photo taking or address setting records on your social platform when you go somewhere to eat, drink and have fun. Because it is similar to the record of commuting in daily work, this kind of online social sharing is called shopping and punching in by netizens, which means "I have been here", "I have been there" and "I have been here". That is to say, on-the-spot investigation of a business, consultation and understanding of information about the store, products, store environment and so on. And get a preliminary understanding of the geographical location, service characteristics and market prices of the merchants, and then take photos, write posts and make comments.