ARM has been using recorded message to communicate God&＃39;s truths, even in areas where there is no missionary activity. The goal of ARM is to give ALL languages audiocassette that clearly explain the way of salvation in a simple and culturally relevant form.The cassette tape is a great way to tell people of Christ and an excellent teaching tool for church planting.ARM(GRN) has made Audio Gospel message in about 5,000 language and tongues since 60 years.　In order to provide the message in ALL of the world&＃39;s languages, recordings are still needed in at least 4,000 more languages and dialects.In Korea, ARM is working, as a member of Global Recordings Network(GRN) To fulfill our requirements, ARM has been developed hand winding system cassette player JOYTALK, we are manufacturing and exporting to all over the world.