Truong Tieu Hoc Yen Kien Address: Hamlet 5, Yen Kien Commune, Doan Hung District, Phu Tho Province Enterprise code: 2600491931 Phone: 02103881858 Yen Kien Commune, Doan Hung District, Phu Tho ProvinceFounding date: 20 - 2 - 2009