U.S. Office of Naval Intelligence has published the China and Russian government naval/maritime ship recognition and identification guide.
Click on the pictures for high-resolution images. To download (12000×9893) from Flickr use Desktop view.
![Russian Navy And Pla Navy Recognition And Identification Guide 3 pla navy 2 - naval post- naval news and information](/wp-content/uploads/2020/02/PLA-Navy-2.jpeg)
Check out Naval Library to find out the specifications of all the Russian and China Navy assets.