As of January 2020, our country does not stipulate that names cannot use two characters, but it stipulates that names should be no less than two Chinese characters.
According to the "Regulations on Household Registration Management Issued by the Ministry of Public Security":
Article 48: The name registered in the household registration shall use standardized Chinese characters, and shall not violate public order and good customs, nor harm the public* **Benefit.
Article 49: The name should be no less than two Chinese characters. Some ethnic minority people are allowed to have only one Chinese character in their names due to their national customs. The separator in the names of ethnic minorities is represented by "?".
Extended information
The "Regulations on Household Registration Issued by the Ministry of Public Security" stipulates:
Article 53: Citizens under the age of 18, their guardians Upon consensus, you can apply for name change registration once. If a citizen who is over 18 years of age applies to register a name change, if there is no justifiable reason, the application will not be processed in principle; if there is a justifiable reason, it will be limited to one time.
The "Regulations on Household Registration of the People's Republic of China" stipulates:
Article 18: Citizens' name changes shall be handled in accordance with the following regulations:
1. When a person under the age of 18 needs to change his name, he or his parents or adopters must apply to the household registration authority for change registration
2. When a person over the age of 18 needs to change his name, It is the person who applies for change registration to the household registration authority.
Mangshi Public Security Bureau Information Disclosure Column-The Ministry of Public Security issues household registration management regulations