Most profoundly thank again Dr. Jean Francois Tain for mentioning Indo-China, in which the Kingdom of Cambodia has been most well-known and prestigious since the Ancient time thousands of years ago. In this 20th and 21th centuries, Samdech Akka Moha Sena Padey Techo Hun Sen has been most strongly protecting and developing the Kingdom of Cambodia progressively so that the countries in the region and in the world have been cooperating with the most prestigious Kingdom of Cambodia. Therefore, all people in the Kingdom of Cambodia regardless nationals and religions have been living with together in real peace and sustainable development.