O To Khanh Chi LTD Address: Le Duan Street, Civil Group 4, Chieng Sinh Ward, Son La City, Son La Province Enterprise code: 5500647612 Phone: 0986195350 Representative: Le Danh Vinh Adress: Civil Group 4, Chieng Sinh Ward, Son La City, Son La Province Chieng Sinh Ward, Son La City, Son La ProvinceFounding date: 16 - 8 - 2022