1. Edit SMS 88 and send it to 9552 1. Click the link of 9552 1 to return to SMS to download the mobile phone account opening APP； of Guotai Junan Securities; 2. Open the app-click Apply to open an account; 3. Enter the mobile phone number to get the verification code-select the business department: enter the mobile phone number and verification code, select the business department, and click Next; 4. Upload ID photo; 5. Customer information entry; 6. Enter the video witness link after inputting the information; 7. Apply for Deng Zhong digital certificate after video witness technology; 8. You can sign an agreement and conduct risk assessment after applying for a certificate; 9. After signing the agreement, open an all-in-one account and a capital account; 10. Open a tripartite depository bank; 1 1. After the bank specifies, you can enter the last shareholder account opening interface to set the password; Check the shareholder information within the next working day.