How long does it take for a fully automatic water vending machine in Luoyang to recover its cost?

Luoyang fully automatic water vending machine is a mobile water purification station and a complete drinking water advanced treatment production device. It has automatic water production, full-process sterilization, automatic metering, automatic water sales, and ready-made Intelligent equipment with sales functions. Generally, a water vending machine costs 5,000 to 6,000 yuan. Under normal circumstances, the investment cost can be recovered in about one year.