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On 10 February 2020, at TVZ a presentation of a robotic measuring device for the determination of defects in welded joints based on the operation of a neural network took place.
On 25 December 2020, TVZ sent to RZD four Model 61-4484 escort carriages for freight and infrastructure maintenance trains.
On 29 May 2020 TVZ started delivery of a batch of escort carriages for RZD freight trains.