Must eat list is a function of public comment software. Based on big data analysis, recommend the most delicious food shops for users, making it easier for users to discover and share food. Dianping.com is the leading local life information and trading platform in China and the earliest independent third-party consumer review website in the world. It not only provides users with information services such as business information, consumer reviews, consumer discounts, but also provides trading services such as group purchase, restaurant reservation and takeaway.