1899, August, 21  Ceremonial opening of the Vyatka Main Railway Workshops for servicing and maintenance of the Perm-Kotlas railroad line 50
1929  The Workshops transformed into the Vyatka Machine-Building Plant  
1930, May, 15  The Plant is given the name «1 Maya» 
1936  First PK-6 railroad steam-powered crane with l/c 6 t 51
1941–1945  In cooperation with the Kolomna Machine-Building Plant, mastered production of Katyusha missile launches and artillery shells, SU-76 artillery vehicles,
Т-60 combat tanks, trolleys for heavy-caliber guns ammunition
 52 53
1946  Production of KN-30 turn-tables for (steam locomotives) running sheds started; the Plant produced its 1000th PK-6 crane  
1949   Production of PK-15 railway full-circle (full-swing) steam-powered cranes with lifting capacity 15 t  
 Production of KDV-15 railroad cranes with internal combustion engines mastered; lifting capacity - 15 t  
1956  New product introduced – MP diesel motor platform  
1959

 Production of diesel-electric railroad cranes KDE-151 and KDE-251
 with l/c 15 t and 25 t respectively

 54 55
1961  Production of ShPM-02 tie tamping machine mastered  
1968  Production of KDE-152 and KDE-252 diesel-electric railroad cranes with l/c of 15 t and 25 t respectively  56
1971  Production of MPD self-propelled motor platform and KDE-163 and KDE-253 diesel-electric railroad cranes with l/c  of 15 t and 25 t respectively
1977  Under the license of the Plasser&Theurer Co., Austria, the Plant started production of VPRS-500 track leveling, tampering and alignment machine 
1985  Production of KZhDE-16 and KZhDE-25 diesel-electric railroad cranes with l/c of 16 t and 25 t respectively 
1988  Under the license of the Plasser&Theurer Co., the Plant started production of VPRS-02 machine and MPD-2 self-propelled motor platform 57
1991, April, 1  The Plant is registered as a rented property enterprise «Kirovsky Mashzavod 1 Maya»

1992, December, 31

 The Plant is registered as JSC «Kirovsky Mashzavod 1 Maya»
1994  Production of diesel-electric railroad cranes: KZhG-10  grab crane with l/c 16 t, KZhS-16 short tail crane with l/c 16 t, KZh-561 A with l/c 25 t with auxiliary hoisting mechanism with l/c 5 t, KZh-561 with l/c 25 t, KZh-661 with l/c 32 t  
1996  Production of VPRS-P and VPRS-L leveling, lining and tamping machines for industrial enterprises
1997  Production of hydraulic railway crane KZh-871 with l/c 50 t, and POM-1 railroad cleaning machine 
1999  Production of VPRS-03 track leveling, lining and tamping machine and KZh-971 hydraulic railroad crane with l/c 80 t 
2000  Production of KZh-472 hydraulic railroad crane with l/c 15 t mastered  
2001  Production of MShP-1 tie changing and loading machine for replacement of single defective ties started  
2003  The JSC "Kirovsky mashzavod 1 Maya is certified by the quality management system ISO 9001:2000 from the British company BM TRADA. Production of turn-tables for fan-type locomotive depots reactivated and of VPR-4 track leveling-tampering machine mastered
2004

 Production of KZh-462 and KZh 562 diesel-electric railroad cranes with l/c 16 t and 25 t respectively

 58
2005

 Production of PTL-2S machine, MPD-2S and VPRS-03S for the Sakhalin Railways.
 Production of VPRS-03.1 leveling, lining and tamping machine and of KZh-1471 hydraulic railway crane with l/c 125 t 

 59
2006  Production of KZh-662 diesel-electric railroad crane with l/c 32 t  60
2007  Production of VPRS-03.2 track leveling, lining and tamping machine
and mobile loading boom crane KS-8467 
2008  Production of KZh-1572 hydraulic railroad crane with l/c 150 t  61
2009  Production of VPRS-03.3 leveling, lining and tamping machine and of railroad track crane KZhU-571 62 63
2010

 Production of leveling, lining, tamping and stabilizing machine VPRS-05 and spot track surfacing machine MLP.

 The JSC "Kirovsky mashzavod 1 Maya" is recertified by the quality management system ISO 9001:2008

 65
2011

Production the overhaul and modernization of shunting locomotives TEM-2

 
2015

The JSC "Kirovsky mashzavod 1 Maya" is certified by the quality management system IRIS