1, online cash subscription. Open an A-share account or a securities investment fund account of Shanghai Stock Exchange, handle designated transactions or transfer designated transactions. According to the regulations of the sales organization, deposit enough subscription funds into the fund account before subscription.

2. offline cash subscription. Open an A-share account or a securities investment fund account of Shanghai Stock Exchange, and deposit enough subscription funds into the fund account before subscription. Fill in the subscription entrustment form, and at the same time fill in the entrustment application form for online cash subscription on behalf of the consignment agency.

3. Offline stock subscription. Open the A-share account of Shanghai Stock Exchange, reserve a sufficient number of qualified subscription shares in the A-share account, and investors fill in the subscription entrustment form. After the issuance, the registration authority will freeze the shares used for subscription. At that time, if the number of shares available for investors to subscribe is insufficient, the application for investors to subscribe for shares will be invalid.