"Matter being dealt with in accordance with established protocols", it added. "Any suggestion to the contrary is incorrect", Raveesh Kumar, spokesperson of the Ministry of External Affairs, was reported to have said.
"As per standard protocol, the Indian border security personnel immediately alerted their Chinese counterparts to locate the UAV", the statement said.
Geng did not specify when the drone crashed, but said it had occurred "recently". "China's border defense forces took a professional and responsible attitude in conducting an inspection of the device", Zhang Shuili, a senior military official in China's western battle zone command said.More news: Listeriosis outbreak claims 36 lives in S
An Indian drone crossed over the nation's border with China and crashed into in the Sikkim sector, triggering Bejing to protest the intrusion.
"An Indian unmanned aerial vehicle (UAV) which was on a regular training mission inside the Indian territory lost contact with the ground control due to some technical problem and crossed over the LAC in the Sikkim Sector", a Ministry of Defence statement said, according to The Indian Express.
China has claimed that an Indian drone "invaded" its airspace before crashing across the Sino-Indian western border.More news: Why Patagonia Will Sue President Trump Over Utah National Monuments
Beijing often referred to the 1890 Britain-China treaty during the lengthy Dokalam standoff, stating that it has defined the Sikkim section of the boundary with Tibet, therefore the border in that area has been settled.
"China asks India to immediately stop its activities of using unmanned aircraft near the border, and to work alongside China to maintain the border area's peace and tranquillity", Shuang said, quoted in Reuters.
"The action of the Indian side violated China's sovereignty and it's not conducive to the peace and tranquility in the border area". The two sides agreed to an "expeditious disengagement" of troops there about a week before Chinese President Xi Jinping and Indian Prime Minister Narendra Modi met in an effort to mend ties at a summit hosted by China in September.More news: IATA: Global passenger demand rebounded in October
The two countries have also always been at odds over India's hosting of Tibet's government-in-exile and their spiritual leader, the Dalai Lama, considered by China to be subversive because of his calls for Tibetan independence.