Most car rental companies in Nanjing require a credit card for renting a car. This is to ensure payment and cover any potential damages or fees. If you do not have a credit card, it is recommended to check with the rental company if they accept alternative forms of payment.

To rent a car in Nanjing, you typically need a valid driver's license from your home country, a passport or ID card, and a credit card for payment and security deposit. It is recommended to check with the rental company for their specific document requirements.

Most car rental companies in Nanjing have a mileage limit for their rentals. This limit may vary depending on the rental company and the type of vehicle. It is recommended to check with the rental company for their specific mileage policies.

Yes, you can usually add an additional driver to your rental car in Nanjing. There may be an additional fee for adding a second driver, and they will need to meet the same age and document requirements as the primary driver. It is recommended to inform the rental company in advance if you plan to have an additional driver.

The cancellation policy for car rentals in Nanjing varies among rental companies. It is recommended to review the specific rental company's cancellation policy before making a reservation. Some companies may offer free cancellation up to a certain time before the rental period, while others may charge a fee for cancellations. It is important to clarify the cancellation policy at the time of booking.

If you return the rental car late in Nanjing, you may be charged an additional fee. The amount of the fee and the grace period for late returns can vary among rental companies. It is important to inform the rental company as soon as possible if you anticipate being late in returning the car. This may help to avoid or minimize any extra charges.

Some rental companies in Nanjing may allow you to cross the border to other countries with their rental car, while others may have restrictions or additional fees. It is important to check with the rental company beforehand regarding their policies on crossing borders. Additionally, certain countries may have their own requirements and restrictions for entering with a rental car. It is recommended to research and familiarize yourself with the specific regulations of the countries you plan to visit.