2 million. In the process of investing in a 100-room confinement center, it is necessary to ensure that each room has complete electricity, fire protection, staff and facilities. In addition to daily operations, the budget needs to be at least 2 million. Investment (English: Investment) refers to the economic behavior of a specific economic entity investing a sufficient amount of funds or physical currency equivalents in a certain field of subject matter within a certain period of time in order to obtain income or capital appreciation in the foreseeable future. This process often comes with certain risks.