（1） Evidence proving bigamy or cohabitation of a married person with another person.
 1. "Letter of Guarantee", "Letter of Apology", etc., the extramarital affair was exposed, and the written evidence of repentance was written by one party in an emergency.
 2. The police record of the investigation and punishment of whoring.
 3. The materials that the unit deals with the life style of employees after verifying their extramarital affairs.
 4. Letters, short messages, emails, blogs, diaries, chat records, etc. between the two parties, in addition to written evidence, such evidence should be notarized first, and then submitted to the court as appropriate. It is not allowed to do so, and it should also be kept as fixed as possible. Mobile phone short messages can be taken with a digital camera together with mobile phones, Computer and network data can be captured and saved in full screen.
 5. It is difficult to collect evidence of rape in bed, which can be obtained by taking photos and videos, but attention should be paid not to infringe the right of privacy.
 6. Legal documents issued by the people's court on one party's determination of bigamy.
 7. Recorded materials of the couple's negotiations on extramarital affairs.
 8. Videos or photos of one spouse and a third party making pairs, holding hands, going in and out of the room and other behaviors in public places.
 9. Witness testimony of property management personnel, neighbors, neighborhood personnel, relatives and friends, etc.
 （2） Evidence proving the implementation of domestic violence or abuse and abandonment of family members.
 1. Letters of repentance of the perpetrators of violence.
 2. Evidence of complaints and mediation to women's federations, sub district offices and neighborhood committees.
 3. Alarm record or inquiry record after domestic violence, and injury examination report issued by public security organ.
 4. Identification of disability and injury in the hospital.
 5. Testimony of family members, neighbors and other eyewitnesses.
 （3） . Evidence proving that gambling, drug abuse and other bad habits persist
 1. Witness testimony of relatives, friends and neighbors.
 2. Educational materials of the unit, neighborhood committee and village committee on gambling, drug abuse and other behaviors.
 3. The punishment decision made by the public security organ or the reeducation through labor decision made by the reeducation through labor committee.
 4. The judicial organ's guilty verdict.
 （4） Evidence of separation for two years due to emotional discord
 1. The rental agreement for renting another house after separation, or the certificate of the landlord, or the certificate of other cohabitants.
 2. Certificate of local neighborhood committee.
 3. The certificate of the property management office of the community.
 4. Witness testimony of relatives, friends and neighbors.
 5. Evidence of correspondence and employment between both parties.
 6. Temporary residence permit for one party to work in another place during the period of separation.
 7. In addition, if one party claims that he has stayed overnight during the separation period and the separation prescription has been interrupted, he shall bear the burden of proof for this fact.
 （5） . Evidence that one party is declared missing and the other party files a lawsuit for divorce
 1. The public security organ's certificate of one party's disappearance.
 2. The people's court's judgment on the disappearance of one party.
 （6） Other evidences that lead to the breakdown of the relationship between husband and wife
 1. A diagnosis certificate issued by a hospital above the county level for a disease prohibited from marriage by law.
 2. Hospital certificate of mental illness that cannot be cured.
 3. The private prosecution of the hasty marriage party, the testimony of the insider, and the statement that they still have no feelings after marriage.
 4. The judgment that one party has been sentenced for a crime.