Didn't you have a criminal record 20 years ago when traveling to Xinjiang?

Have an impact. If you have a criminal record, you can't prove that you have no criminal record. Traveling to Xinjiang, you can't have a criminal record 20 years ago. If you have a criminal record more than ten years ago, you can't have a criminal record. With the maturity of the Internet, the law enforcement and case handling of the public security system is increasingly networked, and previous cases are also entered into the system at any time.