Sharing economy refers to the economic phenomenon that individuals, organizations or enterprises share idle physical resources or cognitive surplus through social platforms to provide services at a marginal cost lower than professional organizers to obtain income. The essence is to rent instead of buy. The allocation and use rights of resources are separated. The sharing economy will gather, reuse and match the supply and demand of massive, scattered and idle resources in a platform and collaborative way to realize the new economic format of maximizing the use of economic and social value.

Two core concepts emphasized by sharing economy are access over ownership and value unused is waste

Sharing economy includes the sharing of production, products, distribution channels, goods and services in the process of transaction or consumption among different people or organizations. There are many forms of this system. It is necessary to use information technology to give individuals, legal persons and non-profit organizations redundant goods or services to share, distribute and reuse information. The central premise is that when information about an item is shared, the commercial value of the item to an individual or organization will increase. The convenience, participation and trust are the main reasons for promoting the development of sharing economy.