Berlin, Saksa, 2022
Zürich, Sveitsi, 2020
Beelitz, Saksa, 2018
Shanghai, China, 2018
Machtum, Luxemburg, 2015
Berlin, Saksa, 2014
Changzhou, China, 2013-
Berlin, Saksa, 2013
Shanghai, China, 2013
Shanghai, China, 2011
Shaoxing, China, 2008
Basel, Sveitsi, 2007