Hoang Bun Address: Hua Muong Hamlet, Chieng Khoang Commune, Quynh Nhai District, Son La Province Enterprise code: 5500293931 Phone: 02128338380 Representative: Quang Van Bun Adress: Hua Muong Hamlet, Chieng Khoang Commune, Quynh Nhai District, Son La Province Chieng Khoang Commune, Quynh Nhai District, Son La ProvinceFounding date: 10 - 10 - 2007