[skyfish]

Originally Posted by pathfinderca

How much are you going to sell for each unit when you get your 10 units? I am interested. Thank you for your attention.

I am interested too. Chinese is not a problem to me .

I feel my PRS-500 is too limited on PDF viewing.

Originally Posted by Jim-Beam

Hi skyfish:

Have you tried this forum?

www.zhiqi.com.cn

(It's also in Chinese)

It is the forum by the manufacturer. I generally avoid asking options about their own products there. too much promoting and censoring. for software upgrade, tip and tricks , it would be good place to look.