Boi Duong Kien Thuc Ky Nang Ngoc Han LTD Address: No 48/49/59 Vo Van Kiet, Khom 4, Ward 1, Tra Vinh City, Tra Vinh Province Enterprise code: 2100693954 Phone: 0866107999 Representative: Tran Duy Khanh Ward 1, Tra Vinh City, Tra Vinh ProvinceFounding date: 5 - 2 - 2025