Nao Vet Va Xay Dung Cong Trinh So 4 Joint Stock Company Address: No 3/118 Lam Son, Lam Son Ward, Le Chan District, Hai Phong City Enterprise code: 0200754727 Phone: 02253714384 Representative: Nguyen Thi Thanh Mai Lam Son Ward, Le Chan District, Hai Phong CityFounding date: 17 - 8 - 2007