If a will is made during a serious illness and the legal personal property is disposed of and is valid, the year, month and day should be indicated in the will. According to Article 1133 of the "People's Republic of China and Civil Code", a natural person may make a will to dispose of personal property in accordance with the provisions of this law, and may designate an executor. A natural person can make a will to designate one or more legal heirs to inherit personal property. A natural person may make a will and donate personal property to the state, a collective or an organization or individual other than the legal heir. A natural person can establish a testamentary trust in accordance with the law. Article 1134 stipulates that a self-written will shall be written and signed by the testator, and the year, month and day shall be indicated. Article 1133 of the "People's Republic of China and Civil Code" A natural person may make a will to dispose of personal property in accordance with the provisions of this law, and may designate an executor. A natural person can make a will to designate one or more legal heirs to inherit personal property. A natural person may make a will and donate personal property to the state, collectives or organizations or individuals other than legal heirs. A natural person can establish a testamentary trust in accordance with the law. Article 1134 of the "People's Liberation Army and Civil Code of the People's Republic of China" A self-written will shall be written and signed by the testator, and the year, month and day shall be indicated.