Chinese President Xi Jinping addresses the annual high-level general debate of the 70th session of the United Nations General Assembly at the UN headquarters in New York, the United States, Sept 28, 2015. [Photo/Xinhua]

Given a choice of 19 countries or regions, nearly half of the participants said Russia was China's "most important security partner", followed by Pakistan. Russia and Pakistan also won more plaudits than other countries or regions for being "the friendliest" to China.

About 87 percent said they were "satisfied" with the relationship between China and Russia.

China's relations with Germany, Britain and France also ranked high, with more than 80 percent saying they were satisfied with the situation. On the other hand, the Sino-Japanese relationship was regarded as the least satisfactory, with fewer than 26 percent of respondents voicing satisfaction.