Before 2 years BDZ (Bulgarian Railways) offers a modernization of several passenger cars of class 63.The first steps are successful and 2 factories - in Drianovo and Septemvri start modernization of more cars.The constructial data is saved , but the cars have a many new technical parameters.It had been retained only air condition , automatic doors and electric equipment.The passenger cars are 2 types - first class ("Aph") and second class ("Bph").On this photo you can see a few passenger cars of class 63 preparing to modernization. After several trial test , the modernizied passenger cars are moving in compositions of the IC and IR trains. Digital photo Veselin Malinov , e-mail: malinov.veselin99@gmail.com Website: http://nightphotos.fotopic.net