China on Monday reacted cautiously to the trilateral meet between India, Japan and the US on the sidelines of the just - concluded G20 summit, saying Beijing was okay to such a set - up if it did not disturb peace in the region.
Indian Prime Minister Narendra Modi, Japanese Prime Minister Shinzo Abe and US President Donald Trump had a meeting in Argentina's Buenos Aires, an event which came against the backdrop of China's rising influence.
The three countries are part of the so - called Quad, the fourth member being Australia.
Modi, Abe and Trump appealed for an open and inclusive Indo - Pacific region where the Chinese presence has steadily grown.
Responding to the meeting between the three leaders, Chinese Foreign Ministry spokesperson Geng Shuang said: "We remain open to normal cooperation among relevant parties.
"We hope such cooperation will promote mutual trust and cooperation in this region and play a constructive role in promoting the development of peace and prosperity in the region, " he added.
The first such trilateral was an extension of Japan and US bilateral and was dubbed as "JAI" - - an acronym for Japan, America and India.
"The three leaders reaffirmed the importance of the Free and Open Indo - Pacific vision for global stability, prosperity and pledged to deepen trilateral cooperation, " India's Foreign Ministry spokesperson Raveesh Kumar had said.