legal ground
Article 113th of the Civil Procedure Law of People's Republic of China (PRC), the people's court shall send a copy of the indictment to the defendant within five days from the date of filing the case, and the defendant shall submit a reply within fifteen days from the date of receipt. If the defendant submits a defense, the people's court shall send a copy of the defense to the plaintiff within five days from the date of receipt. If the defendant fails to submit the defense, it will not affect the trial of the people's court.