1. According to the query of Douban. Com, avoid direct sunlight: signature basketball must be preserved for a long time. People who own signature basketball like to show their collections in the sun, but with the passage of time, this will only make the signature on basketball fade. In order to preserve it for a long time, it is necessary to keep the signature basketball away from direct sunlight.

2. Ensure the appropriate room temperature: keep the temperature and humidity consistent, and avoid large fluctuations in temperature and humidity. The hot or humid environment is not conducive to the preservation of signature basketball.