The invention relates to the fields of information, Internet, Internet of Things, e-commerce and electromechanical engineering, especially e-commerce, Internet sharing system, network-available items, and network-controlled devices. Features include a network available item section and/or available item or person or living thing (0), a licensed use device section (20), a platform server section (40), an identification device section (30) and/or an identity document section ( 50); wherein the network available item part includes available items or personnel or living things (0), permitted use device part (20), identification device part (30) and/or identity certificate part (50); also includes steps : Step 1 - Registration or login, Step 2 - Provision of items, Step 5 - Permission to use, and Step 6 - Delivery, inspection and pickup, Step 7 - Payment and settlement before use, Step 9 - Return to storage, Step 11 - 12 steps such as payment and settlement after use. It solves the problem of information exchange between people and things (Internet function + Internet of Things function), and Internetizes available items and commodities.