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China appears to be closely monitoring the development of India-Vietnam relations, particularly in the areas of defense, maritime affairs, and strategic technology.

Indian Prime Minister Narendra Modi shakes hands with Communist Party of Vietnam General Secretary To Lam in New Delhi, India, May 7, 2026.

Since establishing relations in 1972, the India-Vietnam relationship has generally been seen as one of the most stable in the Asian geopolitical landscape. The two countries have maintained a foundation of traditional friendship, moderate economic cooperation, and gradually expanded defense engagements without creating significant strategic concerns for other major powers. Compared to hot topics such as the China-U.S. rivalry, the Taiwan issue, or the South China Sea dispute, the India-Vietnam relationship has rarely been the focus of attention for international policymakers.

However, that is changing rapidly.