If it is discovered that the address of the defendant's company has changed during the prosecution, the corresponding situation should be reported to the court immediately, and the company's new business address should be verified in a timely manner. If the address has exceeded the limit of the court where the lawsuit was filed, Depending on the scope of jurisdiction, it may be necessary to change the court in which the lawsuit is filed. After determining the new address, change the address in a timely manner to prevent the subpoena from not being delivered or being undeliverable.