The core activity of the company "Missionswerk Mitternachtsruf" is the dissemination of the Christian message through various media and activities, particularly:
* Publishing: Production of books, brochures, CDs, and magazines (such as "Mitternachtsruf" and "Nachrichten aus Israel") with biblical content.
* Preaching and community work: Employees travel to communities to preach the Christian message and perform community work.
* Video and audio productions: Creation of videos and audios with biblical content, such as Bible studies and sermons.
* Events and trips: Organization of events, such as Bible study trips and Israel trips.
* Social media: Presence on various social media channels to disseminate the Christian message.
Overall, the company focuses on spreading the Christian message through various media and activities to call people to faith and strengthen them in their faith.