<p>Troops of India and China were involved in a fierce face-off near Naku La Pass in the Sikkim sector of the Sino-India border, official sources said on Sunday.</p>.<p>A number of personnel on both sides sustained injuries as they exchanged punches, they said, adding the troops disengaged after a dialogue at the local level.</p>.<p>It was the first case of troops from both sides exchanging blows after a similar incident had taken place in Pangong Lake in Ladakh in August 2017.</p>.<p>"Troops resolve such issues mutually as per established protocols. Such an incident occurred after a long time," said a source.</p>.<p>It is learnt that a total of 150 soldiers were involved in the face-off on Saturday.</p>.<p>The sources said temporary and short duration face-offs occur due to differing perception of the border by both sides.</p>.<p>The troops of India and China were engaged in a 73-day stand-off in Doklam tri-junction in 2017, which even triggered fears of a war between the two neighbours.</p>.<p>The India-China border dispute covers the 3,488-km-long Line of Actual Control, the de-facto border between the two countries.</p>.<p>China claims Arunachal Pradesh as part of southern Tibet while India contests it.</p>.<p>Both sides have been asserting that pending the final resolution of the boundary issue, it is necessary to maintain peace and tranquillity in the border areas.</p>.<p>Prime Minister Narendra Modi and Chinese President Xi Jinping held their first informal summit in April 2018 in the Chinese city of Wuhan, months after the Doklam standoff.</p>.<p>In the summit, the two leaders decided to issue "strategic guidance" to their militaries to strengthen communications so that they can build trust and understanding.</p>.<p>Modi and Xi held their second informal summit in Mamallapuram near Chennai in October last year with a focus on further broadening bilateral ties.</p>
<p>Troops of India and China were involved in a fierce face-off near Naku La Pass in the Sikkim sector of the Sino-India border, official sources said on Sunday.</p>.<p>A number of personnel on both sides sustained injuries as they exchanged punches, they said, adding the troops disengaged after a dialogue at the local level.</p>.<p>It was the first case of troops from both sides exchanging blows after a similar incident had taken place in Pangong Lake in Ladakh in August 2017.</p>.<p>"Troops resolve such issues mutually as per established protocols. Such an incident occurred after a long time," said a source.</p>.<p>It is learnt that a total of 150 soldiers were involved in the face-off on Saturday.</p>.<p>The sources said temporary and short duration face-offs occur due to differing perception of the border by both sides.</p>.<p>The troops of India and China were engaged in a 73-day stand-off in Doklam tri-junction in 2017, which even triggered fears of a war between the two neighbours.</p>.<p>The India-China border dispute covers the 3,488-km-long Line of Actual Control, the de-facto border between the two countries.</p>.<p>China claims Arunachal Pradesh as part of southern Tibet while India contests it.</p>.<p>Both sides have been asserting that pending the final resolution of the boundary issue, it is necessary to maintain peace and tranquillity in the border areas.</p>.<p>Prime Minister Narendra Modi and Chinese President Xi Jinping held their first informal summit in April 2018 in the Chinese city of Wuhan, months after the Doklam standoff.</p>.<p>In the summit, the two leaders decided to issue "strategic guidance" to their militaries to strengthen communications so that they can build trust and understanding.</p>.<p>Modi and Xi held their second informal summit in Mamallapuram near Chennai in October last year with a focus on further broadening bilateral ties.</p>