Cong An Huyen Hai Hau Address: Yen Dinh Town, Hai Hau District, Nam Dinh Province Enterprise code: 0600142969 Phone: 02128877150 Adress: 9a Hamlet, Hai Phong Commune, Hai Hau District, Nam Dinh Province Yen Dinh Town, Hai Hau District, Nam Dinh ProvinceFounding date: 23 - 1 - 1999