In September 2022 Matthias Müller was officially appointed as the Berlin Representative of China International Investment Promotion Agency in Germany (CIIPA). CIIPA belongs to China's Ministry of Commerce (MOFCOM).
Meeting with former German Minister of Interior and former Vice-President of Bundestag, Dr. Hans-Peter Friedrich. Dr. Friedrich is member of Bundestag and heading the Chinese-German Parliamentarian Group of the German government.