Marriage Law of the People's Republic of China.

Article 2 A marriage system of autonomy, monogamy and equality between men and women shall be practiced. Protect the legitimate rights and interests of women, children and the elderly. Implement family planning.

Article 8 Both men and women who want to get married must register their marriage in person at the marriage registration office. Those who meet the requirements of this law shall be registered and issued a marriage certificate. Getting a marriage certificate is tantamount to establishing a relationship between husband and wife. Those who have not registered for marriage shall re-register.

Article 10 A marriage is invalid under any of the following circumstances:

(1) Bigamy;

(2) Having a kinship that prohibits marriage;

(three) suffering from diseases that are medically unsuitable for marriage before marriage, and are not cured after marriage;

(four) under the legal age of marriage.

Article 12 An invalid or revoked marriage shall be null and void from the beginning. The parties do not have the rights, interests and obligations of husband and wife. Property acquired during the same period of residence shall be handled by the parties through agreement; If the agreement fails, the people, the civil law and the court shall make a judgment according to the principle of taking care of the innocent party. The property disposal of invalid marriage caused by bigamy shall not infringe upon the property rights and interests of the parties to legal marriage. The provisions of this law concerning parents and children shall apply to the children born to the parties concerned.