Hanoi, May 19 -- Vietnam and Bulgaria are seeking to broaden cooperation across major localities, with Vietnamese Ambassador to Bulgaria Nguyen Thi Minh Nguyet paying a working visit to the cities of Shumen and Varna last week to promote local-level partnerships, business connectivity, education and people-to-people exchanges. During her visit to Shumen, Nguyet attended celebrations marking Shumen Day and held meetings with local leaders. Talking to Mayor Hristo Hristov, the ambassador praised Shumen's role as an important historical, cultural and industrial centre of Bulgaria while affirming that Vietnam always treasures its traditional friendship and Strategic Partnership with Bulgaria. She expressed her hope for stronger locality-to-lo...