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China Southern Airlines, another of China's "big three" State-run carriers, has also officially asked the US aircraft-maker for compensation involving its 24 grounded MAX aircraft and postponed deliveries of such planes, CCTV reported the same day.

China and Russia have also maintained close and effective coordination in international and regional affairs, and have made important contributions in preserving world peace and stability, Xi said.

China and Brazil launched a joint investment promotion fund to increase productive capacity in late May. The fund has an initial sum of billion to finance investment projects in Brazil that are of interest to both countries.

China and Zimbabwe have vowed to strengthen cooperation and join forces to fight the COVID-19 pandemic as it spreads on the African continent.

China President Xi Jinping poses with 29 technology executives at Microsoft on Wednesday at the eighth annual U.S.-China Internet Industry Forum.