Coupon which using half 100 Yuan RMB pattern was provided with 100 cent par value. 
The other half using the photo of Wang Xiaoya, a famous CCTV presenter, was called the coolest coupon.
The 10th January, 2009, a coupon which using half 100 Yuan RMB pattern was provided with 100 cent par value in a shopping mall, Shandong Province.
The other half using the photo of Wang Xiaoya, a famous CCTV presenter, was printed with promotion slogon.on the left conner, there are a line of code as "KX88888888", on its back side, it claimed that "This coupon can be used as cash in our shopping mall".
It's obvious that this coupon is against the relevant regulation.