Numbers station E11 Oblique on 15800 USB via Warsaw, August 31

NUMBERS STATION   Reception of Numbers station E11 Oblique on 15800 kHz USB via Warsaw, August 31
0640-0643 on 15800*WWA ??? kW / unknown to Eu English USB mode. Very good via SDR Tambov, Russia.
* co-channel 15800 unknown kW / unknown to EaAs Chinese AM mode China Nat.Radio-1 jammer vs. SOH!
https://www.youtube.com/watch?v=I9u83b4u7BA&feature=youtu.be