Shanghai, Shanghai Municipality, China
Jakarta, Jakarta Special Capital Region (Java), Indonesia
Beijing, liudaokou, China
Cologne, North Rhine-Westphalia, Germany
Bonn, North Rhine-Westphalia, Germany
Karlsruhe, Baden-Württemberg, Germany
Hamburg, Hamburg, Germany
Köln, Nordrhein-Westfalen, Germany
Königswinter, Nordrhein-Westfalen, Germany