1. E-commerce (EC for short) refers to commercial activities conducted by using the Internet, e-mail and other electronic means, which may include the sale and purchase of products, services and information, as well as online order processing.

2. E-commerce can be a business activity between enterprises or between enterprises and individuals. E-commerce has a broad application prospect in various industries.

3. With the continuous development and popularization of internet technology, consumers' desire to buy is enhanced, and the application prospect of e-commerce in retail industry is particularly broad. Through e-commerce, consumers can query commodity information, compare prices and buy commodities online without going out.

E-commerce also provides new sales channels for enterprises, enabling enterprises to communicate and interact with consumers more conveniently.