In recent years, the number of private loan dispute cases tried byChinese courts has been increasing, and the complex contradictions of suchcases have become more and more obvious. Although China has issued relevantjudicial interpretations for the handling of such cases, one of the biggestcharacteristics of private lending cases is the complexity and diversity of cases.We cannot completely exhaust the cases of private lending disputes, whichmakes it impossible for us to form a systematic distribution of responsibilitiesfor handling private lending disputes. Rules. This article first roughly lists andanalyzes the difficult problems of the court in the trial of private lending disputecases, then elaborates the rules for the allocation of certification liability forprivate lending cases in China at this stage, and finally lists a large number ofjudicial trial cases to analyze how to judge and determine the burden of proof ofprivate lending under specific circumstances.