ɪn tˈuː θˈaʊzənd tˈɛn, ʒˈæŋ bɪkˌeɪm ɐ spˈoʊkspɚsən ʌv ʃæŋhˈaɪ ˈɛkspoʊ tˈuː θˈaʊzənd tˈɛn ænd sˈæŋ ðə θˈiːm sˈɔŋ "ðə wˈɪndoʊ ʌvðə sˈɪɾi".
In 2010, Zhang became a spokesperson of Shanghai Expo 2010 and sang the theme song "The Window of the City".