Chinese President Xi Jinping and Russia's Vladimir Putin discussed the potential for immortality and extended human lifespans before a military parade in Beijing. Their conversation, caught by state media, touched on biotechnological advancements and the possibility of living to 150 years old.

• Main topic: Immortality and extended human lifespans through biotechnology.
• Key individuals: Chinese President Xi Jinping, Russian President Vladimir Putin, and North Korean leader Kim Jong Un.
• Notable detail: Putin mentioned that human organs could be continuously transplanted, and Xi predicted the possibility of living to 150 years old in this century.