Based on the question of whether you can take the high-speed rail if your credit card is overdue for 3 months, the first answer is no.

Details are as follows:

1. Credit card overdue for 3 months will have a negative impact on personal credit record. Personal credit record is taken seriously in many occasions, including high-speed rail ticket purchase.

2. Purchasing high-speed rail tickets usually requires providing identity document information, including personal credit record inquiries. When verifying passenger tickets, the railway department will check the credit status of passengers to ensure that the passengers' identities are authentic and credible and to avoid fare evasion and other problems.

3. A credit card that is overdue for 3 months will affect an individual's credit record, which means that the individual's credit status may not be recognized, so the purchase of high-speed rail tickets may be restricted.

To sum up, you cannot purchase high-speed rail tickets when your credit card is overdue for 3 months. There is a close connection between personal credit history and activities such as purchasing high-speed rail tickets, so passengers with good credit can successfully purchase high-speed rail tickets.

Extended information:

Credit record plays an important role in the stable development of Chinese society and economy. The Chinese government advocates the establishment and improvement of a personal credit system for citizens, encourages honest behavior, and restricts dishonest behavior. Based on credit history, individuals can enjoy a series of convenient services, such as purchasing high-speed rail tickets, applying for loans, renting houses, etc. At the same time, bad credit records such as late repayments and breach of trust will also cause restrictions and troubles on daily life and economic activities.

It should be emphasized that specific policies and regulations may vary by region, time and individual circumstances. For different groups of people and specific situations, the degree of impact on credit history may also be slightly different. Therefore, when encountering similar problems, it is recommended to consult the railway department or relevant agencies to obtain accurate information and policy interpretation.