Wu, from the China CDC, added that some questions brought up during video symposiums, such as the false-negative results of testing and the role of epidemiologic surveys that test antibodies against the virus, might not have a definitive answer.
Wuhan Institute of Biological Products has resumed production after having 30 batches of DTaP vaccines successfully pass testing by the National Institutes for Food and Drug Control.
XCMG is aiming to raise its global ranking in the construction machinery manufacturing sector from the current sixth to fifth in 2020, and to the top three by 2025, as the group is forging a world-class enterprise with great competitiveness.
Xi made the remarks in a recent instruction on the elimination of poverty of the entire Maonan ethnic group.
XCMG is aiming to raise its global ranking in the construction machinery manufacturing sector from the current sixth to fifth in 2020, and to the top three by 2025, as the group is forging a world-class enterprise with great competitiveness.
Xi said he was more than pleased to see that Putin, a good friend of the Chinese people, was given the degree by Tsinghua, which is Xi's alma mater.
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Xi said the two sides should continue close communication and push for greater development in China-Senegal relations.
Xi said the China-DPRK traditional friendship has weathered international vicissitudes and changes over time under the care of successive leaders of the two parties and countries and joint efforts from both sides over the past seven decades.
Xi also met with representatives from the China-Spain Business Advisory Council with Sanchez, and urged Spanish enterprises to make the best use of the public platform provided by the China International Import Expo to win more business opportunities. The six-day expo was held in Shanghai early this month.
Xi pledged that China will stay committed to the principles of sincerity, real results, affinity and good faith and the approach of pursuing the greater good and shared interests, honor its commitments to Africa to the letter, persistently support Africa's development, and make greater contributions to Africa's development and rejuvenation and African countries' joint efforts to become stronger.