The main steps for registering and opening an account include:

1. Fill in your name, email address, and password to create a new user

2. Verify your email address

3. Fill in your company's location, business type, and name

4. Fill in your company's detailed information and conduct phone/SMS authentication

5. Fill in the legal person and beneficiary information

6. Fill in your bank account information

7. Fill in your credit card information

8. Fill in your store information

9. Perform identity verification and complete the verification