http://hiweed.com/node/798 offers "hiweedlayer" for download. It is supposedly a Windows layer like Wine.
Running strings on their single executable, I see messages like %s is being traced! location has changed! abnormal behavior! shell has changed! %s has expired! Please contact your provider
which look like they're from this little bit of malware:
http://forums.fedoraforum.org/archive/index.php/t-25441.html
but perhaps they're just trying to keep people from reverse-engineering their code (or finding out that they have Wine code inside?).
Using google language tools to translate the page, http://translate.google.com/translate?u=http%3A%2F%2Fhiweed.com%2Fnode%2F798... it looks like somebody already asked them if they were related to wine, but they didn't really answer.
Can somebody fluent in Chinese make contact with them and see what their story is with regard to wine? - Dan