(CNN) At first glance, it looks like any other email touting travel deals.

In this case, it was a bus company offering its services to students of the University of Illinois at Urbana-Champaign. It listed several "perks": fast boarding, no baggage fees, and refundable tickets.

But it was item No. 7 that stunned students and forced the company, Suburban Express , to apologize.

It said: "You won't feel like you're in China when you're on our buses."

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