If you're not from Russia, there is only one way to buy premium on this site. PayPal doesn't work in Russia now. You can buy premium membership on this website via PAYEER. Just follow the instructions below.
If you want to buy premium membership on this website via Payeer, you must have an account on official Payeer website https://payeer.com
Then you can sent your payment to P51845573
After payment please contact us via email mail@x-aero.ru sent us details of your payment and your nick-name on this website or just leave your nickname in comment when you're making payment