Information processing method and device based on internet of things

An information processing server, comprising one or more processors and one or more non-transitory computer-readable memories coupled to the one or more processors and configured with instructions executable by the one or more processors to cause the server to perform:

• receiving biometric feature information from a first device, wherein the first device is an Internet of Things device;
• identifying, according to the biometric feature information, a user corresponding to the biometric feature information;
• receiving body movement information associated with the user from a second device, wherein the second device is an Internet of Things device;
• and
• performing an operation for the user according to the body movement information.

A payment method, implementable by a computing device, comprising:

• receiving biometric feature information and body movement information;
• identifying, according to the biometric feature information, a user in a shop;
• obtaining a body movement identification template, wherein the body movement identification template indicates correspondence between a product and a body movement of a user;
• identifying, according to the body movement information and the body movement identification template, a product obtained by the user in the shop, and recording the product;
• and
• in response to receiving biometric feature information acquired and sent by an exit device of the shop, identifying, according to the biometric feature information sent by the exit device, that the user leaves the shop, and performing, according to a recorded product obtained by the user who leaves the shop, a payment operation for the user who leaves the shop.