What does B21 and EDI and ICP mean? What is the difference?

B21 is online data processing and transaction processing business (EDI):

Online data processing and transaction processing business refers to the use of various data and transactions connected to public communication networks or the Internet /Transaction processing application platform provides users with online data processing and transaction/transaction processing services through public communication networks or the Internet. Online data processing and transaction processing business includes transaction processing business, electronic data interchange business and network/electronic device data processing business.

B25 is Internet and information service business (ICP)

Information service business refers to the provision of information to users through public communication networks or the Internet through information collection, development, processing and construction of information platforms. The business of providing information services. The types of information services are based on technical service methods such as information organization and transmission, and mainly include information release platforms and delivery services, information search and query services, information community platform services, information real-time interaction services, information protection and processing services, etc.

Information release platform and delivery services refer to the establishment of an information platform to provide a platform for other units or individual users to publish text, pictures, audio and video, application software and other information. Platform providers can deliver and distribute text, pictures, audio and video, application software and other information to user-specified terminals, e-mails, etc. according to the needs of units or individual users.

Information search query service refers to providing users with web page information, text, pictures, audio, etc. through public communication networks or the Internet by means of information collection and retrieval, data organization and storage, classification indexing, sorting, etc. Video and other information retrieval and query services.

Information community platform service refers to the establishment of a network activity platform with social characteristics on a public communication network or the Internet, which allows registered or group users to communicate online text, pictures, audio and video synchronously or asynchronously Information interaction platform.

Information real-time interactive service refers to the use of public communication networks or the Internet, and through client software, browsers, etc. running on computers, smart terminals, etc., to provide users with real-time sending and receiving of messages (including text, pictures, etc.) , audio and video), files and other information services. Real-time information interactive services include instant messaging, interactive voice services (IVR), and Internet-based end-to-end two-way real-time voice services (including video voice services).

Information protection and processing services refer to the use of public communication networks or the Internet to provide users with terminal virus query and deletion through the construction of public service platforms and client software running on computers, smart terminals, etc. Terminal information content protection, processing, spam interception, do not disturb and other services.

The difference between ICP and EDI is the difference in business scope.