Thuong Mai Ky Thuat Hong Yen LTD Address: No 183, Khu 9, Quang Yen Ward, Quang Yen Town, Quang Ninh Province Enterprise code: 5701750994 Phone: 0977257666 Representative: Vo Hong Yen Adress: No 33, Khu 9, Quang Yen Ward, Quang Yen Town, Quang Ninh Province Quang Yen Ward, Quang Yen Town, Quang Ninh ProvinceFounding date: 2 - 4 - 2015