At present, Lokomotiv Krastyru Zauyty has provided 80% of the needs of JSC NC KTZ in freight diesel locomotives. As of December 2017, 301 freight and 8 passenger diesel locomotives TE33A and TEP33A were produced, of which 23 units were exported to Tajikistan, Azerbaijan, Turkmenistan, Ukraine, and Kyrgyzstan. All locomotives undergo a full cycle of testing for compliance with the declared technical characteristics and operational safety. After final assembly and painting, each locomotive is transferred to the test site.