Dia Oc Thinh An Joint Stock Company Address: No 905, Chung Cu T5, Hong Ha Ward, Ha Long City, Quang Ninh Province Enterprise code: 5701958696 Phone: 0901513538 Representative: Le Thi Yen Adress: Khu 2, Ha An Ward, Quang Yen Town, Quang Ninh Province Hong Ha Ward, Ha Long City, Quang Ninh ProvinceFounding date: 9 - 10 - 2018