It's a rebranded Dingoo A320. Which is a rebranded Gemei A320. It's a PMP from China that's getting a decent amount of exposure. Feedback on it right now is pretty good compared to most other Chinese PMPs.
Zieg is right, the emulators are all stolen, and I don't think they're all high quality ports. Actually, they're probably using variations of PSP emulators as much as they can since the CPU is similar. At least I know they ported the GBA emulator I wrote for PSP.