China and Russia's "profound" relationship will not change despite the turbulence in global geopolitics, Chinese President Xi Jinping told his counterpart Vladimir Putin at the opening of the BRICS summit in Kazan on Tuesday.

Chinese leader Xi Jinping told Russian President Vladimir Putin that the international situation is engulfed in chaos, but Beijing's strategic partnership with Moscow serves as a stabilizing force amid the most significant changes in a century,

Xi and Putin in May pledged a "new era" of partnership between the two most powerful rivals of the United States, which they cast as an aggressive Cold War hegemon sowing chaos across the world.