Edward Chin (centre L) and Claudia Mo (C) sing as they take part in a 'Sing4DemocracyHK' protest outside the Court of Final Appeal in Hong Kong on June 26, 2017. Hong Kong saw multiple protests on June 26 ahead of a visit by President Xi Jinping to mark 20 years since the city was handed back to China by Britain. Pic/AFP

China yesterday lodged a protest with India over the alleged "crossing of boundary" by its troops in the Sikkim section and demanded their immediate withdrawal, as Beijing warned that future visits of Indian pilgrims to Kailash Mansarovar will depend on the resolution of the standoff.