P2P is the abbreviation of person-to-person (or peer-to-peer) in English, which means individual to individual (partner to partner). Also known as peer-to-peer online lending, it is a private small-amount lending model that gathers small amounts of funds to lend to people in need of funds. It is a type of Internet Finance (ITFIN) product. It is a private small-amount loan, an online credit platform and related financial activities and financial services that rely on the Internet and mobile Internet technology.

The full name of P2B is Internet financing service platform, which is a micro-financial service model that is different from P2P network financing platform. P2B refers to person-to-business, a loan model from individuals to businesses.

P2C stands for production to consumer, which is referred to as goods and customers. Products are delivered directly from production companies to consumers without any transaction links in between. It is another new e-commerce concept after B2B, B2C and C2C. in the country it is called: life service platform.

B2B (also written as BTB, which is the abbreviation of Business-to-Business) refers to the business model that exchanges and transmits data information and conducts transaction activities between enterprises through a dedicated network or the Internet. It closely integrates the corporate intranet and corporate products and services with customers through B2B websites or mobile clients, and provides customers with better services through rapid network response, thereby promoting corporate business development.

B2C is the abbreviation of Business-to-Customer, and its Chinese abbreviation is "Business to Customer". "Business-to-customer" is a model of e-commerce, which is commonly known as the commercial retail model of selling products and services directly to consumers.

C2C stands for Customer (Consume) to Customer (Consumer). It means the e-commerce behavior between individual consumers. For example, a consumer has a computer, conducts transactions through the Internet, and sells it to another consumer. This type of transaction is called C2C e-commerce.