Mohammed bin Saleh Al-Sada (2nd L), Qatar's energy and industry minister and the OPEC's current president, Organization of Petroleum Producing Countries (OPEC) Secretary General Mohammad Sanusi Barkindo (2nd R) and Algerian Energy Minister Noureddine Bouterfa (1st R) attend the informal meeting of OPEC's ministers in Algiers, Algeria, Sept. 28, 2016. An informal meeting of the Organization of Petroleum Producing Countries (OPEC) members kicked off here on Wednesday in a hope to reach consensus in stabilizing the sinking oil market. (Xinhua)