Registered an account after reading the original thread and this one. I don't own this amp, but thought I'd share what's happening in Taiwan/China regarding this amp.
I came across a raving review of this amp on 2/2, in the 2-channel audio section of a popular forum in Taiwan.
(thread in Traditional Chinese)
這次精研借測的 史塔克 AD4 320 可玩性非常之高,其靈活搭配方式從初階到中階甚至高階玩家都可以靈活調度聲道數所以算是可變性最強的後級史塔克為增加AD4 320的好玩性!!特別研發NS600模組加入了很多特別的設計比如高達600KHz的採樣比,全模擬的供電線路。D類的效率加(發燒音響 第1頁)
www.mobile01.com
I had never heard of this brand before, so I didn't give it too much thought and just skimmed through the post.
Earlier today I went back to the 2-channel audio section, and saw that after two positive replies that said "nice amp", someone had replied with a link to this thread and screenshots of Amir's data, and the rest of the thread was about the exaggerated spec listed by the manufacturer.
Someone also shared a link to a thread in a mainland China audio forum, titled "Foreign media catches fake data from Starke Sound. Did anyone else buy this amp?"
(thread in Simplified Chinese)
www.hd199.com