Here's a link to an online report on Photokina 2004.
It is 90% in traditional chinese and 10% english.
Page 1 has some general talk about the place, and 1DsII killer, Contax 18MP FF
Page 2 has some talks on Pentax, K&M (D7D) and Leica
Page 3 has some talks on Canon (1DsII), Nikon (D2x/F6)
Page 4 has some "nonsense" talks