2. If the total share capital exceeds 400 million shares after the public offering or the issuer has not yet made a profit, the proportion of the initial offline offering shall not be less than 80% of the number of shares publicly offered;
3. No less than 40% of the shares issued offline are given priority for public offering funds, social security funds and pensions;
4. If the effective subscription of public offering funds, social security funds, pension funds, enterprise annuity funds and insurance funds is insufficient, the issuer and the lead underwriter may allocate the rest to other eligible offline investors;
5. Where offline investors are placed by category, the proportion of similar investors who receive the placement shall be the same. The proportion of publicly offered funds, social security funds, pensions, enterprise annuity funds and insurance funds shall not be lower than that of other investors; Where shares are allocated to strategic investors, the proportion of offline and online issuance shall be determined after deducting the part allocated to strategic investors.
In terms of callback mechanism, if the effective subscription multiple of online investors exceeds 50 times and does not exceed 100 times for the initial public offering of shares, the callback ratio is 5% of the number of shares issued this time; If the effective subscription multiple of online investors exceeds 100 times, the callback ratio shall be10% of the number of shares publicly issued this time; After the callback, the number of shares issued offline for an indefinite period of time shall not exceed 80% of the number of shares publicly issued this time.
According to the market value held by investors, the online subscription amount can be determined. Only when the market value reaches 654.38 million yuan can investors participate in online subscription. Every 5,000 yuan of market value can be purchased for a subscription unit, and the part less than 5,000 yuan is not included in the subscription amount. When the total amount of online subscription is greater than the total amount of online issuance, the Shanghai Stock Exchange will allocate a number for every 500 shares in a unified and continuous manner. When the total amount of effective subscription is greater than the total amount of online issuance, the lead underwriter will organize a lottery according to the total number of winning lots and the winning rate under the supervision of a notary public, and each winning lot can subscribe for 500 new shares.