Article 82 of the Measures for the Administration of Sales of Securities Investment Funds stipulates that a fund sales institution shall not engage in fund sales activities under any of the following circumstances: (1) reducing the fee level of the fund for the purpose of crowding out competitors; (2) Selling funds by lottery, kickback or giving away in kind, insurance, fund shares, etc.; (3) Selling the fund at a sales expense lower than the cost; (4) Commitment to use fund assets to transfer benefits; (5) make an appointment to subscribe or subscribe (except for the fixed-term investment business of the Fund), and change the fund offering date without notice as required; ⑥ Misappropriation of fund sales settlement funds; ⑦ The circumstances specified in Article 35 of these Measures; 8. Other circumstances prohibited by China Securities Regulatory Commission. Article 37 (b) of the Measures for the Administration of Sales of Securities Investment Funds stipulates that the publicity and promotion materials of funds shall comply with the relevant provisions to publish the past performance of funds and other funds managed by fund managers.