Nako Stefanov: Could the SCO be an alternative to the G7 and NATO?

Prof. Nako Stefanov is an expert on East Asian affairs.
Questions:
What is the Shanghai Cooperation Organization (SCO)? What are the key decisions and agreements reached at this SCO meeting?
The invitation to Armenia and Azerbaijan for this SCO summit—what does it indicate about the SCO’s ability to intervene in such regional conflicts?
Could the SCO be an alternative to the G7 and NATO?
What is China’s main objective in holding this significant parade in its history? Was it a challenge to the Western-oriented world order, particularly the United States?
The presence of our Deputy Prime Minister and the leader of the Bulgarian Socialist Party (BSP) at the parade—how does this fit into the context of international relations and geopolitics regarding Bulgaria?
What interpretations does Prof. Nako Stefanov see regarding the secret conversation between Vladimir Putin and Xi Jinping about immortality, organ transplantation, and the possibility of living up to 150 years? Could this conversation be directed at people who practice Falun Gong for organ harvesting, or is it speculation?
How does this secret conversation fit into the overall context of the SCO meeting and the military parade? Does it enhance the sense of unity and shared vision between Beijing and Moscow?
Is the presence of North Korean leader Kim Jong-un at the military parade a sign that North Korea’s policy toward other Asian countries will change?