- Koob thoj offcial RU-vid channel is the RU-vid channel of a Hmong ethnic group living in Vietnam. Currently Living Address: Meo Village, Can Chu Phin Commune, Meo Vac District, Ha Giang Province. -The Koob Thoj offcial RU-vid channel will record content from the Hmong people and send it to our brothers and sisters abroad to watch. -We hope everyone will support the Koob Thoj offcial channel. Thank you