The property of vending machines includes electricity charges.

Vending machine property includes electricity fee every year in 300 yuan. Unmanned vending machines have to pay 200 yuan's maintenance fee every year, including electricity maintenance fee. The actual amount is 200 to 300 years depending on the specific situation. Since the end of last century, unmanned vending machines have entered China, although it has been developing very quietly for more than ten years. Until recent years, with the development of e-commerce, mobile payment is very popular, and unmanned vending machines have just begun to rise. It can be said that mobile payment provides a good development environment for the popularity of vending machines. Vending machines in the modern sense were produced in Europe during the Second Industrial Revolution and originated in Japan after World War II. Relevant information shows that there are more than 5 million vending machines in Japan, with an average of one for every 20 to 30 people. In Japan, however, machines are dense, land is scarce, Japan's population is aging, labor costs are high, land is precious, and store rents are high.