The defendant's appeal is dismissed.

1. According to the records in this case, the defendant did not submit the appellate brief within 20 days from the lawful period for submitting the appellate brief even when he was served with the notification of the receipt of the trial records by public notice by December 14, 2019, and the petition of appeal does not contain the grounds for appeal, and even after examining the records, there is no reason to reverse the judgment of the court below ex officio.

2. According to the conclusion, the defendant's appeal shall be dismissed by decision pursuant to Article 361-4 (1) of the Criminal Procedure Act, but the defendant's appeal shall be dismissed by judgment as long as it has gone through pleadings. It is so decided