As per intelligence sources, the devices were earlier never found with the ultras. "Advanced direction finder-GPS, China made binoculars, claymore landmines and many other latest devices have been recovered from Maoist hideouts in Rajnandgaon district (bordering Maharashtra) in the past two years," Additional Director General (ADG), Naxal operation, RK Vij told PTI.

"It indicates that Naxals are trying to consolidate their communication technology and acquire some sophisticated weapons but still there is long way to go for them," he said. When asked about the origin of these weapons, Vij said, "Our forces are capable enough to tackle them at any front. The search is on at a high level to locate the sources of these weapons."