Fremont, California, United States
Chengdu, Sichuan, China
Menlo Park, CA, United States
Greensboro, North Carolina, United States
Greifswald, Mecklenburg-Vorpommern, Germany
Houston, TX, USA
Barcelona, Catalonia, Spain
New York, NY, USA
Banqiao, New Taipei, Taiwan, Republic Of China
Potsdam, Brandenburg, Germany
Jeddah, Makkah, Saudi Arabia