Legal analysis: credit guarantee and guarantee guarantee are generally used to guarantee debts in contracts, and they are one kind of secured creditor's rights. There are some differences between them. Credit guarantee generally exists in the activities of enterprises lending to banks, provided by specific guarantee institutions, mainly to reduce the risk of bank loans, and is a comprehensive intermediary service activity; Guarantee guarantee mostly exists in personal loans. If it is unable to repay the loan, it will be repaid by the guarantor.

Legal basis: SME Promotion Law Article 21 People's governments at or above the county level shall establish a policy credit guarantee system for SMEs and encourage various guarantee institutions to provide credit guarantee for SME financing.

People's Republic of China (PRC) Civil Code

Article 681 A suretyship contract is a contract in which the surety and the creditor agree that the surety will perform the debt or assume the liability when the debtor fails to perform the due debt or the circumstances agreed by the parties occur.

Article 682 A suretyship contract is an accessory contract to the principal creditor's rights and debts contract. If the principal creditor's rights and debts contract is invalid, the guarantee contract is invalid, unless otherwise stipulated by law. If the debtor, guarantor and creditor are at fault after the guaranty contract is confirmed to be invalid, they shall bear corresponding civil liabilities according to their faults.