Phong Y Te Huyen Khoai Chau Address: Khoai Chau Town, Khoai Chau District, Hung Yen Province Enterprise code: 0900307812 Phone: 02213911828 Khoai Chau Town, Khoai Chau District, Hung Yen ProvinceFounding date: 31 - 12 - 2008