messy . . . inventory count & lots of more other stuffs to. much to do, sleep is a luxury to me now !
finally, 2 samples of mobo arrived, yet to be tested . . . 6 x pcie hehehe price is about the same as tb85 (prices of tb85 has shot up !) some teaser pix
as you can see, it's smaller than biostar tb85

I see you have stumbled upon the Chinese OEM mining boards. There are ones that have 6 x PCIE16 slots as well.