After years of investgation and experiment, Mr. Chen of "Ming-Hong Koi Center" in Taiwin has sucessfully developed a KHV testing machine on 06-05-2008 (Yesterday).
The good news is, they are suitable for home (Koi keeper) use. And it will only take 2 - 3 hours for the result to develop.
"Ming-Hong Koi Center" is planning to massive produce and sell this machines in the future, and the retail price of this machine still need to decided.