Legal analysis: There are 139 causes of contract disputes, among which there are only 8 causes of principal-agent contract disputes, including litigation agency contract disputes, import and export agency contract disputes, patent agency disputes, trademark agency disputes, shipping agency contract disputes, civil air transport sales agency contract disputes, freight agency contract disputes and insurance agency disputes.
legal basis: article 188 of the civil code of the people's Republic of China requests the people's court for protection of civil rights, and the limitation period is three years. Where there are other provisions in the law, such provisions shall prevail. The limitation period of action shall be counted from the day when the obligee knows or should know that the right has been damaged and the obligor. Where there are other provisions in the law, such provisions shall prevail. However, if more than 2 years have passed since the right was damaged, the people's court will not protect it. Under special circumstances, the people's court may decide to extend it according to the application of the obligee.