Hong Ngoc LTD Address: Dong Van Town, Dong Van Town, Dong Van District, Ha Giang Province Enterprise code: 5100300729 Phone: 02193856202 Representative: Tran Ngoc Chu Adress: Dong Van Town, Dong Van Town, Dong Van District, Ha Giang Province Dong Van Town, Dong Van District, Ha Giang ProvinceFounding date: 22 - 6 - 2009