On March 21, 2008, Kurganmashzavod unveiled a modernized variant of the vehicle and was designated as the BMD-4M. The primary cause of the alterations was due to the bankruptcy of the original manufacturer being the Volgograd tractor factory. In 2008 it is planned to carry out comprehensive testing modernized BMD-4 program agreed with the Chief Armor Management (Bolshoi[who?]) of the Ministry of Defense and the VDV. According to test results and Mikhail Bolotin, the president of Concern Tractor Plants (KTZ), mass production was initially planned for the following year.[8] The mass production of the modernized BMD-4 was later postponed along with the 2S25 Sprut-SD.[9] Nikolay Makarov, the Chief of the General Staff of Russian Armed Forces, dismissed the BMD-4 as a version of the BMP-3 with no protection and costs more than an expensive tank.[10]