[2] The headquarters is in Szentgotthárd in western Hungary.
[2] In 1992, the assembly of automobiles and engines began.
[4] In February 2016, Grzegorz Buchal succeeded Tamás Solt as chief executive officer.
[6] One source gives the period 12 March 1992 to 1998 for the Astra and 1998 to 2000 for the Vectra.
[3] According to a factory expansion announced for 2012, the engines should only be used for vehicles from Opel and Vauxhall.