Xiao Li's company has a large number of operation and maintenance servers

1. Large e-commerce: Large e-commerce companies usually need a large number of servers to support the operation of their websites, including order processing, user data storage and payment systems.

2. Large enterprises: Some large enterprises, such as financial institutions and manufacturing giants, may also have many servers to support the company's internal business systems and data centers.

3. Internet Service Provider (ISP): ISP usually needs a large number of servers to provide network services, such as website hosting, e-mail, data storage, etc.