Truong Mam Non Chieng Lao Address: Chieng Lao, Chieng Lao Commune, Muong La District, Son La Province Enterprise code: 5500576584 Phone: 0975915189 Representative: Pham Thi Huong Adress: Chieng Lao, Chieng Lao Commune, Muong La District, Son La Province Chieng Lao Commune, Muong La District, Son La ProvinceFounding date: 20 - 12 - 2018