only the engine has difference... all the other files are about the same...

i have download the package and as engine, he use it:
(loquendo + tts_nua_v5) for Portuguese + Greek.
so first of all you need Chinese engine, if you do not have...

check here:
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if you can send me a copy from your files:
(language.zip + voice.zip + Portuguese voice thats worked)
maybe i manage to do something...