There are several points to buy IDC computer room.
The first line, choose a regular IDC company, and inquire whether there is an "ISP+ICP" integrated telecom service provider recognized by the Ministry of Information Industry.
Then, look at the size of the company, there is a certain scale of its own operating computer room, how to manage the computer room. Whether the problem can be reflected in time.
Secondly, see if they have 7*24 hours technical after-sales service, consult the company's customer service staff, see if the company's customer service is standardized, and ask some professional knowledge.
Finally, the company's successful cases and prices, look at some successful customer cases, is the best embodiment of a company's products.
I suggest you choose China and Wang Wan.