Finally, I found great fiat to bitcoin/eth/ltc source:
DSX.uk, it has tradeview chart, 2.6% deposit fee, and very competitive market rates, yesterday I bought bitcoin at 9800$, even less than on bittrex. Verification is super fast compare to others!
If you use reference code, we're both can trade with -50% fee:
https://dsx.uk/register/?refId=3kmFyETnP%2B0Terms and conditions:
Referral Programme
Drop your fees Invite a friend who becomes a verified trader with at least $100 trading volume and you both will get 30 days of trading at 1/2 price*.
Each $1 of your 30 days trading volume moves you forward to Increase trading volume, lower your fees.
* New tariff will be applied in 2 hours after reaching $100 trading volume. See more in Fee schedule