Irene Chang, or Irene Lao shi as she is known to her students, is a native Mandarin speaker from Taiwan. In 2012, she received her certification in Teaching Chinese as a Foreign Language from National Taiwan University. Since 2009, Irene laoshi has worked in language schools in Taiwan, both as a head teacher and teacher supervisor, until 2015. After she moved to U.S., she still continues to pursues her love for teaching. Currently, she is teaching Chinese to children and adults in Chicago and Paper Lantern Language & Cultural Center.