参考答案：

In accordance with Article CE of the Securities Law, where the securities are underwritten in a form of underwriting with best efforts and at the expiry of the period for underwriting, it shall be a failure in issuance if the number of securities sold to the investors is under G0% of the quantity of the securities intended to be issued publicly. Under such circumstances the issuer shall refund to the subscribers the money at the issuing price plus a bank deposit interest for the same period.