Legally recognized wills include notarial wills, self written wills, written wills, recorded wills and oral wills. The self written will does not need a witness.
 1. Self written wills must be written by the testator himself; The next year, month and day must be noted; Must sign in person.
 2. The notarized will shall be jointly handled by more than two (including two) notaries. In special circumstances, only one notary shall handle it, and one witness shall witness and sign it.
 3. The will written on behalf of the testator shall be witnessed by more than two disinterested witnesses, one of whom shall write the will on behalf of the testator, and both the testator and the two witnesses shall sign their names. Date must be indicated.
 4. A recorded will requires the testator to describe all the contents of the will in person and be witnessed by more than two disinterested witnesses, and the witnesses are required to be recorded in the audio and video recordings.
 5. An oral will can only be witnessed by more than two disinterested witnesses when the testator's life is in danger or there are other emergencies (accidents, military operations, rescue and disaster relief, etc.).
 A person who has no interest in this will. For example, neighborhood committee employees.