Legal basis: Article 198 of the Civil Procedure Law of People's Republic of China (PRC), if the presidents of people's courts at all levels find errors in the legally effective judgments, rulings and conciliation statements of their own courts and think that a retrial is necessary, they shall submit them to the judicial committee for discussion and decision. The Supreme People's Court has the right to send back the legally effective judgments, rulings and conciliation statements of local people's courts at all levels and people's courts at higher levels or order the people's courts at lower levels to try them again if errors are found.