Officials cut the ribbon to open the exhibition in Thai Binh province on Truong Sa and Hoang Sa archipelagos on April 22, 2019. (Photo: VNA)

Using 3D virtual technology, the exhibition showcases historical and legal evidence collected in Vietnam and other countries, including China. It will run until Wednesday at three local high schools.

The opening of the exhibition coincided with the launch of Vietnam Book Day 2019 in Thai Binh province.