Is the prospect of vending machines broad?

Vending machines have a relatively high market scale in developed countries. According to a survey conducted by the Japan Vending Machine Industry Association in 2016, there are currently about 5.8 million vending machines，an average of 25 people own one；and the US 6.91 million，an average of 40 people own one. European vending machines have also reached 3.77 million in Taiwan, on average, every 60 people have a vending machine, while in China, every 4,500 people have a vending machine. So, do you think the vending machine industry has a big prospect?