Xay Dung Hoang Sa LTD Address: Doi Cao Hamlet, Hop Chau Commune, Tam Dao District, Vinh Phuc Province Enterprise code: 2500554546 Phone: 0988816019 Representative: Nguyen Thi Xa Adress: Doi Cao Hamlet, Hop Chau Commune, Tam Dao District, Vinh Phuc Province Hop Chau Commune, Tam Dao District, Vinh Phuc ProvinceFounding date: 16 - 11 - 2015