Dr. Kai-Chin Chang works as a technical sales manager for the Heraeus Precious Metal Holding in Hanau, Germany, since 2022, where she is responsible for applications of precious metal containing catalysts in hydrogen economy. With previous roles as account and program manager for Clariant and Johnson Matthey, she is a distinguished expert in the field of tail-gas emission control and gas purification with more than 10 years of international experience in the chemical and automotive industries. She received her chemistry diploma and doctoral degree in 2009 and 2012, respectively, at Humboldt University of Berlin.