Is the contract signed by both parties of the small property right house valid?

Legal analysis: if it is a contract signed between members of this collective organization to buy and sell small property houses, it is generally considered valid; Contracts signed in other ways are usually regarded as invalid. Because the law stipulates that houses in rural areas, that is, so-called houses with small property rights, can only be allocated to villagers in the village and are prohibited from being sold to urban residents.

Legal basis: Article 148 of the Civil Code of People's Republic of China (PRC) * * * Where a party commits a civil legal act that makes his will express against his true meaning by fraudulent means, the defrauded party has the right to request the people's court or an arbitration institution to cancel it.