These are some pictures of the Dong Da Mound Festival held on the 5th day of Tet every year to preserve and promote the cultural spiritual values of the nation, continue the patriotic tradition, express deep gratitude to the generations who have sacrificed for the independence and freedom of the Fatherland; affirm the position, great stature, and great historical value of the Ngoc Hoi – Dong Da victory in the history of the struggle to build and defend the country of the Vietnamese people.