No experience with the brand, but at first glance the frames look familiar. They look like an open mold/Chinese frame reseller to me. Putting on my linguist cap for a second, their website shows much of the same verbiage and spelling/grammar mistakes that usually accompany the descriptions of these frames, with a little extra fluff.
The frame you link is this one from Airwolf:
https://a.aliexpress.com/_mPPgLboEven uses the same geometry chart.
Found their Vermilion aero road frame on Ali as well:
https://a.aliexpress.com/_mOc2DiWTheir gravel frame is also offered by a few others for less.
My guess? Rinasclta is supplied by Airwolf or they're both resellers of the same frames.
Maybe it's a Polish operation with a connection to a supplier akin to Yoeleo/Miracle or Speeder/Winspace, extra specifications or QC steps? Idk, not with those prices I don't think.
If I were looking at this frame, I'd order from Airwolf.