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It's those wacky chinese and their funny english :-)
I will never forget the manual I got with a software diskette from china back in the 90's it said
"The program not work unless you have a 3.5" dick!" they meant disk of course :-)
Tons of the funny stuff on http://www.Engrish.com
This sign was supposed to say
"Please clean the table and put chair back in its place when you finish dining, Thank You"