A contract signed by a minor under the age of eight shall not take effect without the signature and seal of the guardian. According to the relevant laws and regulations, the contract concluded by minors under the age of eight is invalid, and the contract concluded by minors over the age of eight is not legally effective without the ratification of legal representatives except for the scope of pure interests and capacity, while the contract concluded by minors over the age of sixteen who can work independently is valid.

legal ground

Article 144 of the Civil Code of People's Republic of China (PRC)

A civil juristic act carried out by a person without capacity for civil conduct is invalid.

Article 18

Adults are people with full capacity for civil conduct and can independently carry out civil legal acts.

/kloc-Minors over 0/6 years old whose main source of livelihood is their own labor income are regarded as persons with full capacity for civil conduct.

Article 19

Minors over the age of eight are persons with limited capacity for civil conduct, and the implementation of civil legal acts is represented by their legal representatives or recognized and ratified by their legal representatives; However, civil legal acts that are purely beneficial or suitable for their age and intelligence can be implemented independently.