Ngoc Hai Address: Ta Lang Hamlet, Tu Nang Commune, Yen Chau District, Son La Province Enterprise code: 5500314518 Phone: 0915001827 Representative: Nguyen Thanh Hai Adress: Ta Lang, Tu Nang Commune, Yen Chau District, Son La Province Tu Nang Commune, Yen Chau District, Son La ProvinceFounding date: 11 - 6 - 2008