Chinese domain names, as the name suggests, are domain names expressed in Chinese. Since the Internet originated in the United States, English has become the main descriptive text for resources on the Internet. On the one hand, this has promoted the internationalization of Internet technology and applications. On the other hand, with the development of the Internet, especially in non-English speaking countries and regions, it has become an obstacle for people in non-English cultural areas to integrate into the Internet world. Chinese domain names are a new generation of domain names containing Chinese characters. Like English domain names, they are house numbers on the Internet. Chinese domain names technically comply with the international standards for multilingual domain names (RFC3454, RFC3490, RFC3491, RFC3492) released by IETF in March 2003. Chinese domain names are basic services on the Internet. After registration, they can provide application services such as WWW, Email, and FTP.

Chinese domain names, specifically those with Chinese characters as domain name suffixes, mainly include: Internationalized domain names (IDN), domain names that can contain Chinese characters, such as Xinhuanet.cn, etc., top-level internationalized countries and regions Domain (IDN ccTLD), a top-level domain that can contain Chinese characters, such as .China, .Hong Kong, .Taiwan, etc. Universal URL, a service launched by the China Internet Network Information Center (CNNIC), allows users to enter Chinese keywords in the address bar of the browser to directly access relevant websites. The keywords do not need to contain top-level domains such as .com and .cn.

The English international domain name is the name of a server or a network system on the Internet network, one of the Internet addresses, such as a hypothetical string of addresses corresponding to the Internet Protocol (IP) address that is easy to remember. The characters are composed of a number of 26 Latin letters from a to z, 10 Arabic numerals from 0 to 9, and "-" and "." symbols, and are arranged according to a certain level and logic. Some countries are developing domain names in other languages. There are no duplicate domain names in the world. The form of a domain name is composed of several English letters and numbers, separated into several parts by ".". From a social science perspective, domain names have become an integral part of Internet culture. Gugu Internet, domain name registration inquiry.