To apply for a bank card at Changsha Bank, you need to meet the following conditions:

1. Age requirement: Applicants must be over 18 years old and under 65 years old.

2. Income requirements: Applicants need to have a stable source of income. Generally, Changsha Bank will set different credit card limits and card opening conditions based on the applicant's income and career stability.

3. Credit record requirements: Have a good credit record, no record of breach of contract, serious overdue record, credit card overdraft record, litigation dispute record, etc.

4. Proof of identity: Applicants need to provide valid proof of identity, including ID card, passport, temporary ID card, etc.

5. Other requirements: It may also include providing the applicant’s household registration, marriage and other information.