E-commerce, short for Electronic Commerce, refers to the buying and selling of goods and services over the Internet. E-commerce encompasses various forms, including online shopping, online payment, and electronic transactions. It includes multiple business models such as Business to Business (B2B), Business to Consumer (B2C), and Consumer to Consumer (C2C). E-commerce allows buyers and sellers to conduct transactions electronically, overcoming geographical boundaries. It is characterized by convenience, low cost, high efficiency, and global reach. With the development of internet technology and changes in consumer shopping habits, e-commerce has grown rapidly worldwide, profoundly impacting traditional business models.