The testator can't sign, and the testator can replace the signature with a handprint. If the testator insists on disposing of his property by will, and does not sign or print his hand, he can make a will by audio and video recording.

Legal objectivity:

Article 123 of the Civil Code of People's Republic of China (PRC) shall be handled in accordance with the statutory inheritance after the inheritance begins; If there is a will, it shall be inherited or bequeathed according to the will; If there is a legacy support agreement, it shall be handled in accordance with the agreement. Article 133 of the Civil Code of People's Republic of China (PRC) * * * A natural person may make a will to dispose of personal property in accordance with the provisions of this Law, and may appoint an executor. A natural person may make a will to designate personal property to be inherited by one or more legal heirs. A natural person may make a will to donate personal property to an organization or individual other than the state, the collective or the legal heir. A natural person may establish a testamentary trust according to law. Article 137 of the Civil Code of People's Republic of China (PRC) If a will is made by audio and video recording, there shall be two or more witnesses present. The testator and the witness shall record their names or portraits, as well as the year, month and day by audio and video recording.