Nothing. Mandarin (chinese) does not have a phonetic alphabet.
Not all English (or foreign) names have an equivalent in the Chinese Language.
Just use the English reading when in doubt, otherwise the Chinese phonetic translation may lead to unintended humourous results.
Some people have translated Cindy as 辛迪 xin(1) di(2) before.
Kume-ba-yah
what does the name kimberley mean in chinese?
Like Sindy...or a naughty version of the name Cindy. Referencing Sin. Meant to be funny, but not if it has to be explained.
Cindy Sander's birth name is Cindy Sandmeier.
Cindy Rome's birth name is Cindy Yrigollen.
Cindy Hundt's birth name is Cindy Hundt.
Cindy Sampson's birth name is Cindy Marie Sampson.
Cindy Sheehan's birth name is Cindy Lee Miller.
Cindy Waddingham's birth name is Cindy Joy Waddingham.
Cindy Rabideau's birth name is Rabideau, Cindy L..
Cindy Pielstroom's birth name is Cindy Paulina Pielstroom.
Cindy Myskiw's birth name is Cindy Rose Durocher.