Legal basis: Civil Code of People's Republic of China (PRC).
Article 26 Parents have the obligation to support, educate and protect their minor children. Adult children have the obligation to support, help and protect their parents.
Article 153 A civil juristic act that violates the mandatory provisions of laws and administrative regulations is invalid. However, unless mandatory provisions do not invalidate civil legal acts. A civil legal act that violates public order and good customs is invalid.