After his release, Chakrapong went to Beijing, China, where he joined his father and served as his father's Chief of Protocol between 1973 and 1975.
Setelah dibebaskan, Chakrapong pergi ke Beijing, Tiongkok, dimana ia bergabung dengan ayahnya dan menjabat sebagai Ketua Protokol ayahnya antara 1973 dan 1975.