Van Tai O To Xu Lang Joint Stock Company Address: KM22+460, 1a Highway, Na Soong Hamlet, Yen Trach Commune, Huyen Cao Loc, Tinh Lang Son, Viet Nam Enterprise code: 4900893716 Phone: 0987778431 Representative: Le Quoc Huy Yen Trach Commune, Cao Loc District, Lang Son ProvinceFounding date: 4 - 5 - 2023