A digital exhibition named 'Vietnam's Hoang Sa and Truong Sa: Historical and legal evidence' is being held at Ly Thuong Kiet and Nguyen Truong To high schools in La Gi township, the south-central province of Binh Thuan, on October 3-4. The activity aims at introducing and disseminating historical and legal documents and evidence affirming Vietnam's sovereignty over Hoang Sa (Paracel) and Truong Sa (Spratly) to the schools' teachers and students. Source: Vietnam News Agency Source: Vietnam News Agency