No, that’s not a typo. It’s a show tune by way of chopsticks wrapper:
In case you can’t read the text, it says:
Welcome to Chinese Restaurant.
please try your Nice Chinese Food With Chopsticks
the traditional and typical of Chinese glonous history.
and cultur al.
I first blogged about this sort of thing a very long time ago , but I still love loony neologisms created in the service of signage.
ETA: Rebecca points out that I mistakenly credited them with spelling "cultural" correctly. Heh.