You guys need to subscribe to their telegram, they are making regular updates about what's going on.

The 500 S9's were purchased and being shipped right now. They posted a video from the Bitmain factory. I'm guessing farming won't start till closer to the end of the month, probably no payout until end of August. I'm guessing payout will be 1 cent per ROCK2 token, probably much less than that.