Cong Nghe Manh Kha LTD Address: No 21 Kenh Liem, Hong Gai Ward, Ha Long City, Quang Ninh Province Enterprise code: 5702198053 Phone: 0935447688 Representative: Tran Thi Thu Huyen Hong Gai Ward, Ha Long City, Quang Ninh ProvinceFounding date: 12 - 8 - 2025