The two main database storage location is different, pc terminal restaurant software is the CS structure, the data is mainly stored in the store's computer, most of the sql database, LAN to view the data, store the data of the computer is not on if anyone else can not view the data. o2o smart restaurant software is bs structure, the data is stored in the cloud, as long as you can access the Internet to be able to use any Internet access to the mobile device just enter the account password can log in to view the data, and do not have to worry about data loss. Any mobile device with Internet access can log in to view the data as long as you enter your account password, and you don't have to worry about computer problems and data loss. However, data security should be considered, Zhi Baiwei cloud catering software is a big trend. Chain store data in real time is good.