Legal basis: Article 92 of the Civil Procedure Law of People's Republic of China (PRC): If the whereabouts of the addressee are unknown, or it cannot be served by other means specified in this section, it shall be served by public announcement. Sixty days after the announcement, it shall be deemed to have been delivered. When the announcement is served, the reasons and process shall be recorded in the file.
Article 148 The people's courts shall pronounce judgments in public on all cases tried in public or in private. If a verdict is pronounced in court, it shall be served within ten days; If the sentence is pronounced regularly, a written judgment will be issued immediately after the sentence is pronounced. When sentencing, the parties must be informed of the right of appeal, the time limit for appeal and the court of appeal. When a divorce judgment is pronounced, the parties concerned must be informed that they may not get married separately before the judgment becomes legally effective.