O To Ha Huong LTD Address: KM 10, 6 Son La - Ha Noi Highway, Civil Group 5, Chieng Sinh Ward, Son La City, Son La Province Enterprise code: 5500582429 Phone: 0912577309 Representative: Nguyen Thi Huong Chieng Sinh Ward, Son La City, Son La ProvinceFounding date: 19 - 4 - 2019