Hai Dang Stone LTD Address: Yen Thanh Hamlet, Yen Trach Commune, Huyen Cao Loc, Tinh Lang Son, Viet Nam Enterprise code: 4900924763 Phone: 0975469888 Representative: Tran Duc Thanh Yen Trach Commune, Cao Loc District, Lang Son ProvinceFounding date: 20 - 6 - 2025