Article 22? After the expiration of the limitation period of action, if one party expresses to the other party the intention of agreeing to perform the obligations or voluntarily performs the obligations, and then raises a defense on the grounds of the expiration of the limitation period of action, the people's court will not support it.
Interruption of limitation of action
Article 16 Where the debtor makes commitments or acts such as installment performance, partial performance, provision of guarantee, request for postponement of performance, drawing up a debt settlement plan, etc., it shall be deemed that one party has agreed to perform its obligations as stipulated in Article 140 of the General Principles of the Civil Law.
Can get back the principal of 80 thousand yuan, but can't get back the interest
Article 2 1 1? If the loan contract between natural persons does not stipulate or clearly stipulates the payment of interest, it shall be regarded as non-payment.