It’s the Lost Patrol , so set up loudspeakers playing Barry Manilow
Pretty simple, announce a "live fire practice" at the GPS coords of the platoon. If it's on the Indian side, how can the Chinese object?
You're so mean! How about India placing cardboard cutouts of naked women on the surrounding hills overlooking the Chinese camp. Those Chinese guys will go nuts, being a long way from home in a cold place.