Ambassador of the Republic of Serbia to Bulgaria Željko Jović, has during his visit to the International exhibition of defense and military equipment in Plovdiv, met with the Mayor of Plovdiv, Zdravko Dimitrov. On that occasion, the possibilities of cooperation between the two neighboring countries were discussed, primarily in the field of economy and culture. Also, it  has been agreed to proceed to the twinning of the City of Plovdiv with some of the cities in the Republic of Serbia.