Truong Trung Hoc Co So Thach Khoan Address: Dinh Hamlet, Thach Khoan Commune, Thanh Son District, Phu Tho Province Enterprise code: 2600626787 Phone: 02103619032 Thach Khoan Commune, Thanh Son District, Phu Tho ProvinceFounding date: 20 - 8 - 2009