''Although it is difficult to specify the exact number of casualties both killed and wounded, the number is estimated to be much beyond 40,'' the report said quoting sources.
It is assessed that the Chinese suffered a significant number of casualties in the violent face-off, the report said.
New wire PTI quoting US intelligence reports said 35 soldiers died and were injured on the Chinese side during the clash in Galwan Valley.
Commanding Officer of the Chinese Unit involved in the face-off with Indian troops in the Galwan Valley among those killed, ANI report said quoting sources.