Tolong jelaskan mengenai Summary dari Radio PPI Dunia

Radio PPI Dunia was formed on Monday, 18th of May 2009 at 00.00 WIB or 05.00 UTC. The launching of Radio PPI Dunia was marked with a chained live broadcast by 'Sobat Siar (SS)'-their term of reference for broadcaster- in Germany, Egypt, Netherlands, Russia, South Korea, Malaysia, United Kingdom, and Australia.