Hai Yen LTD Address: Khu 6, Ha Hoa District, Phu Tho Province Enterprise code: 2600259791 Phone: 02103885381 Representative: Truong Thanh Hai Adress: Khu 6, Ha Hoa District, Phu Tho Province Ha Hoa District, Phu Tho ProvinceFounding date: 11 - 7 - 2002