That was a eye opener for me. I have followed this idea as I wondered if Apple might be experimenting with graphene and being they are active in China I first bought CHGI ($1) as they are making money now .19/s last 12 months and focusing on higher margin products. Then the video of the phone with the curved display screen covered with a thin layer of graphene would WOW anyone.
But this article mentioned ZEN and just looking at the spike in volume since March 18 where before it was almost nothing had me curious. Yesterday was almost a record and where is it coming from? Doesn't act like a "Gray" market stock.