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GUANGZHOU, Aug. 6 (Xinhua) -- Chinese scientists said on Thursday that they have completed a comprehensive scientific expedition near Zhongsha Islands in the South China Sea.

China has always firmly supported the Joint Comprehensive Plan of Action (JCPOA) and is devoted to safeguarding peace and stability in the Middle East, said Zhao. "China is willing to work with parties concerned to keep close communication and coordination, and jointly promote the process of political resolution of the Iranian nuclear issue."

It was decided on Wednesday that support will be given to foreign trade businesses in strengthening resilience against risks.

International medical journal The Lancet said there are important lessons that presidents and prime ministers can learn from China's experience, highlighting the role of public health measures, such as surveillance and exhaustive contact tracing, in delaying the spread of infection.

AmCham Shanghai said that about 90 percent of the respondents to a survey it conducted of U.S. firms in Shanghai recently believed that the U.S. planned ban on WeChat will have a negative influence on their operations and more than one-third thought that such ban might lead to a loss of global revenue.