During the RIC meeting, the three ministers will exchange views on major global and regional issues of common concern and deepen trilateral pragmatic cooperation, he said.
However, media reports didn't provide critical details, including where or when it allegedly happened.
Wang's visit to Delhi is regarded significant as it would set tone for President Xi Jinping's policy approach to India in his second term as the head of the ruling Communist Party of China. India had intervened on Bhutan's behalf as Chinese building activities threatened "Chicken's Neck"- a narrow strip of land connecting Indian mainland to its northeastern states. India had objected to the construction highlighting its security concerns. The road was being built by the Chinese troops in the area which is also claimed by Bhutan. The two sides have not yet announced the dates for the meeting.
The diplomat added that the parties would discuss coordination of efforts within the UN, BRICS (that involves Brazil, Russia, India, China and South Africa), the Shanghai Cooperation Organization (SCO), the G20, the East Asia Summit (EAS) and the ASEAN Regional Security Forum.
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Chinese officials in off the record conversations said differences over Azhar's issue may be resolved.
The development, which comes after the recent Doklam standoff, could potentially worsen the border situation between the two countries.
China said the drone crashed in "recent days" but didn't say where.
In September, India's army chief said that his country "could not afford to be complacent and must be prepared for war", according to The Hindustan Times.
It will be the first high-level visit from China to India after the Dokalam standoff.