Pho Hien Folk Culture Festival taking place from February 29 to March 2 is one of the activities contributing to preserving and promoting historical relics in the Pho Hien Special National Monument Complex of hung Yen province.
In 2023, Hai Phong city has deployed the installation of synchronous QR codes at 258 points/378 historical relics in the area, accounting for 2/3 of the relics expected to be digitized in the period 2023-2025.