Unknown mode CNR-1 are broadcasting every day.
It seems that these have a schedule.
It may be a test because it is not an officially registered frequency (HFCC).
CNR related threads:
** CNR China National Radio : https://radio.chobi.net/DX/bbs/?res:731
** CNR DRM (AAC / xHE-AAC) : https://radio.chobi.net/DX/DRMBBS/?res:991
Expected Broadcast Schedule (... under investigation.):
Time (UTC) Frequency (kHz)
---------------------------------------------------
0000-0100 11730/ 12005/ 12095
0700-0800 11650/ 11740/ 11810/ 17640
0800-0900 --- Not found ---
0900-1000 11735/ 12025
1000-1100 11815/ 11965/ 12030
1100-1200 11815/ 11965/ 12030
1200-1300 --- Not found ---
1300-1400 11770/ 11860
1400-1500 --- Not found ---
1500-1600
---------------------------------------------------
** There are times when I cannot monitor because I have work.. sorry.
** It seems that CNR-1 (Voice of China) programs are being broadcast by transmission from China.
https://youtu.be/i2R9fc3Z7HQ

https://youtu.be/wqxaMdTyrjs

add;
-1029-
11815kHz 11965kHz 12030kHz
-1220-
Not found
-1330-
11770kHz 11860kHz
-1415-
Not found