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China had more than 241 million people aged 60 or above at the end of 2017, 17.3 percent of the total population at the time, according to official statistics. The country's elderly will account for about one-quarter of the population by 2030.
China firmly supports African countries in their opposition to external interference and their right to select their own development paths, President Xi Jinping said on Tuesday.
China expects to promote quality innovation and development in cooperation with other nations to promote global quality improvement and benefit all countries, he added.
China has implemented the Sino-US phase-one trade deal in an orderly way and expanded bilateral cooperation in the area of agriculture, said Zhao Zenglian, director of the department of animal and plant quarantine at the General Administration of Customs.
China has made it clear that it is willing to enhance cooperation with the United States in the areas of clean energy utilization, energy and resource conservation, carbon capture and storage, as well as other research and development, he said.
来源：资阳报