In the housing sales contract, the law does not force the establishment of a guarantor, but buyers and sellers can set up their own guarantors. When the debtor fails to perform the due debt or the circumstances agreed by the parties occur, the guarantor shall perform the debt or bear the responsibility.

Legal objectivity:

Article 143 of the Civil Code of People's Republic of China (PRC) 02 Conditions for Validity of Civil Legal Acts A civil legal act is valid if it meets the following conditions: (1) The actor has corresponding capacity for civil conduct; (2) the meaning is true; (three) does not violate the mandatory provisions of laws and administrative regulations, and does not violate public order and good customs.