Thuy Tinh Chau Au Joint Stock Company Address: No 252 Hung Vuong, Dong Luong Ward, Dong Ha City, Quang Tri Province Enterprise code: 4000817511 Phone: 02333559699 Representative: Nguyen Phuong Hanh Adress: No 18 Lo Su, Ly Thai To Ward, Hoan Kiem District, Ha Noi City Dong Luong Ward, Dong Ha City, Quang Tri ProvinceFounding date: 1 - 7 - 2011