Ky Thuat Phuong Hoang LTD Address: No 59, Lane 148, Tran Duy Hung Street, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0107486142 Phone: 02395627751 Representative: Nguyen Thi Le Chang Adress: Da Dung Hamlet, Quang Yen Commune, Song Lo District, Vinh Phuc Province Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 28 - 6 - 2016