Ky Thuat-Kien Truc Yooil LTD Address: Hamlet 1, Phuc Loc Commune, Yen Bai City, Yen Bai Province Enterprise code: 5200821919 Phone: 02163811366 Phuc Loc Commune, Yen Bai City, Yen Bai ProvinceFounding date: 17 - 7 - 2015