Legal Basis: Provisions on Several Issues Concerning the Freezing Auction of State-owned Shares and Social Legal Person Shares of Listed Companies Article 17 After the auction is over, the people's court will issue a notice of assistance in execution to the securities exchange market and the securities registration and clearing company, and the buyer will register the change of equity with the securities exchange market and the securities registration and clearing company on the basis of the transaction certificate issued by the auction institution and the definition of the equity nature of the financial department.