Ok, i watched a bit into the wc3 files and found out what the patch exe is doing. Just follow this guide and you will have a chinese wc3 (not everything will be chinese)
Its on you own risk 1. Go to your wc3 folder and cut - game.dll , Storm.dll , war3.exe , War3Patch.mpq and worldedit.exe and put them on your desktop.
2. Download this and unrar it in your wc3 folder
http://www.mediafire.com/?4xyfin3bzv2jg0a3. Done, if it doesnt work or you want your english wc3 back just go to your desktop and cut the files from number one and paste them into your wc3 folder
If your wc3 is copied open this spoiler
Spoiler for Hiden:
Download this file and put it into your wc3 folder and than run wc3 2-3 times and close it. Than continue with the second part of patching ( 1-6 stepps )
Download: War3 Registry Fixer
http://www.fawkz.com/files/WC3Fixer.rar Stepps
1. Go to your wc3 folder and copy - game.dll , Storm.dll , war3.exe , War3Patch.mpq and worldedit.exe and put them on your desktop.
2. Download
http://www.mediafire.com/?6asxb8ybxctn5bzhttp://www.mediafire.com/?4xyfin3bzv2jg0a3. Unrar WVS and open the folder, in the folder is another folder with the name "WVS" open it and put the 1.26a CHINESE patch (TFT Version 1.26a.zip (~30MB)) ZIPPED NOT UNZIPPED/UNRARED into it.
4. Now go to the Wc3 Version Switcher folder and open wvs.exe
5. Click on the 1st icon and mby you will have to locate your Wc3 Folder. (read down more)
6. Double click on 1.26a and your patch should work now
Locating your wc3 path -->
Right click on your wc3 loader - Properties - And in target you will see it
if it doesnt work or you want your english wc3 back just go to your desktop and cut the files from number one and paste them into your wc3 folder