NEW DELHI—One year after the long-simmering India-China conflict heated up, the border is calm, but distrust between the two nations continues with stand-offs and tensions persisting in at least four locations in the eastern sector, according to Indian media. Tensions started in late April last year with troops on both sides engaging in skirmishes and aggressive patrolling and face-offs at multiple locations along the 2,100-mile-long disputed border. The situation escalated into a bloody conflict on June 15 at Galwan valley where Indians were building footbridges—an infrastructure development that the Chinese didn’t want. While disengagement happened between the troops early this year after multiple rounds of high-level military talks at the Galwan valley and the southern and northern banks of Pangong Tso lake, tensions continue in Depsang Plains, Hot Springs, Gogra, and Demchok. Pangong Tso lake is a trans-Himalayan brackish lake, two-thirds of which is under China’s control and the rest under …