Chinese Premier Li Keqiang will attend the meeting of the Heads of Government Council (HGC) of the Shanghai Cooperation Organization (SCO) in the Tajik capital Dushanbe on October 11 and 12. The HGC meeting, also known as the prime ministers' meeting, is second only to the meeting of the Heads of State Council (HSC). What is SCO prime ministers' meeting and why is it important? Have a look.