The Chinese leader said his country opposes "any act that infringes upon the sovereignty, security, and territorial integrity of other countries."

China, which imposed a strict one-child policy on the majority of its citizens for 35 years to curb rampant population growth, is now witnessing the ill-effects of the policy as birth rates have declined at an alarming rate.

China is "deeply worried" about Israel's military operation against Iran that has escalated tensions in the Middle East, President Xi Jinping said on Tuesday, in his first public comments on the conflict that erupted last Friday.