Hai Yen Address: Nha Ong Tran Manh Duc, K1, Kim Son Town, Que Phong District, Nghe An Province Enterprise code: 2900739372 Phone: 02383885318 Representative: Tran Manh Duc Adress: Khoi 1, Kim Son Town, Que Phong District, Nghe An Province Kim Son Town, Que Phong District, Nghe An ProvinceFounding date: 10 - 3 - 2009