Herzlich willkommen in der Delphi-PRAXiS, Tanja.
Vielleicht hilft dir das auf die Sprünge:
Narcis Calvet (Steema Support) schreibt
TeeChart map format supported is .SHP files. The ESRI Shape (SHP) file format is a vector format created by the Environmental System Research Institute. SHP files support point, multi-point, polygon, polyline and multi-patches. Map series can also use any file format provided you can read them. All map series is about are poligons.
Freundliche Grüße vom marabu