Van Phong Dai Dien Cong Ty TNHH Doctor Network Viet Nam (Tp. Ha Noi) Address: 2nd Floor, Toa Sapphire Palace, No 4, Chinh Kinh Street, Phuong, Thanh Xuan District, Ha Noi City Enterprise code: 0110196570-002 Phone: 02462601504 Representative: Nguyen Thi Thanh Thuy Founding date: 23 - 10 - 2025