ICP has two concepts: one is ICP record number and the other is ICP business license.
The only thing they have in common is that IDC service providers must have an ICP business license to become formal IDC service providers. If not, it will be some private or small companies, because the whole certificate is issued by the state.
IDC (Internet Data Center) is an Internet-based facility base, which provides operation and maintenance and related services for devices that collect, store, process and send data centrally. The main services provided by IDC include domain name registration, query, hosting (computer room rental), resource rental (such as virtual hosting services and data storage services), system maintenance (system configuration, data backup and troubleshooting services), management services (such as bandwidth management, traffic analysis, load balancing, intrusion detection and system vulnerability diagnosis) and other support and operation services.
Internet content provider (ICP) is a telecom operator that provides users with Internet information services and value-added services. The necessary certificate is ICP certificate.