Known for us, the core of vending machine is a PC. Once we make the PC to access internet, we can solve many questions, such as data query, statistics, online payment and remote upgrade. But the traditional ADSL cable is much costive and hard to quickly install. Luckily, industrial 4G wireless router solved this problem. With it, the vending machine get a fast and reliable network communications with server. What is more, the machine can be put in any corner as long as there is 4G network covering, and it offers 24hours working