That would make things very easy, use DISM to install en-US, rip out zh-CN, boom, instant english ISO.
God Bless The Chinese for this leak, but I have to tell you, After running the Preview and then 9471 I am done TESTING 8.1, I'm ready for the Real Deal 8.1 English version Enterprise or Pro will be just fine.
Afaik the first was working for Win 7 Ultimate, but not for Win 8 . Nope to second as Win 8.1 introduces KMS V6.