evidence: Night-time satellite images have revealed the Chinese buildup in the Depsang region near the Line of Actual Control. [...] After initial breakthrough in Pangong, the focus of the negotiation is on Depsang plains where China has come in around 18 km since 2013. [...] Depsang plains are also close to China’s western highway G219. Depsang at 16,000 feet north of Shyok River is strategically important as it provides India, the Daulet Beg Oldie airstrip and Karakoram Pass further north.