Core Insights - The 2025 North China National Metrology Testing Center Work Symposium was held in Hohhot, focusing on building a new regional metrology service system through policy collaboration, standard co-construction, regulatory linkage, and data sharing to support high-quality economic and social development in the region [1] Group 1: Regional Collaboration and Infrastructure Development - The market regulatory departments of Beijing, Tianjin, Hebei, Shanxi, and Inner Mongolia have successfully established a collaborative metrology support system, significantly enhancing service efficiency [1] - The three regions of Beijing, Tianjin, and Hebei have achieved mutual recognition of "measuring instrument type evaluation certificates," facilitating cross-regional business operations [1] - A total of 9,229 public measurement standards have been co-constructed among the five regions, improving the value transmission system [1] Group 2: Industry-Specific Measurement Centers - Various regions have established industry metrology testing centers focusing on their advantageous industries, such as graphene and aerospace materials in Beijing, and rail transportation in Hebei [2] - Beijing is planning to build the first national automotive autonomous driving metrology data application base, while Tianjin is preparing a smart power metering data base [2] Group 3: Green Transition Initiatives - The North China region has taken the lead in establishing a carbon measurement laboratory and a regional carbon emission monitoring system [2] - Specific carbon measurement tasks have been identified, with Shanxi outlining 44 key tasks and Inner Mongolia applying core equipment developed by the national carbon measurement center [2] Group 4: Public Welfare and Consumer Protection - The five regions have intensified the regulation of consumer metrology, with initiatives such as promoting fair scale management in Beijing and implementing IoT anti-cheating scales in Hebei [2] - Inner Mongolia has effectively addressed fuel dispenser cheating issues through a smart regulatory platform, ensuring consumer protection [2]

Core Viewpoint - The U.S. military has deployed a significant number of refueling aircraft to Europe amid escalating tensions in the Middle East, providing President Trump with strategic options [1] Group 1 - The deployment of refueling aircraft is a response to increasing tensions in the Middle East [1] - The U.S. aircraft carrier USS Nimitz is heading to the Middle East, although this action was pre-planned [1]

Group 1 - The article highlights that the U.S. military has deployed a significant number of refueling aircraft to Europe amid rising tensions in the Middle East, providing President Trump with options [1]

Core Viewpoint - The United States is significantly increasing its military presence in the Middle East, with the deployment of the USS Nimitz aircraft carrier and numerous refueling aircraft heading towards Europe, indicating potential future involvement in the Israel-Iran conflict [1][3][4]. Military Movements - The USS Nimitz aircraft carrier has diverted from the South China Sea to the Strait of Malacca, with speculation that it will join the USS Carl Vinson in the Arabian Sea to form a dual-carrier strike group [3][7]. - At least 21 refueling aircraft from the U.S. are currently en route to Europe, likely to support military operations in the Middle East [3]. Conflict Escalation - The ongoing conflict between Israel and Iran has seen both sides conducting missile strikes, with Israel targeting multiple Iranian military sites, including missile production facilities [4][5]. - Iran has claimed successful missile strikes against key Israeli targets, indicating a shift in their operational capabilities [5]. Political Statements - President Trump stated that the U.S. is not currently involved in Israel's military actions against Iran but suggested that future involvement is possible [4]. - Trump issued a warning to Iran regarding attacks on U.S. interests in the region, emphasizing the potential for a swift and powerful military response [4].

Core Viewpoint - The event on World Metrology Day aimed to enhance public awareness and importance of metrology in serving people's livelihoods and ensuring fair market transactions [1][3]. Group 1: Event Overview - The event was held in Youcha Town, featuring various promotional activities under the theme "Metrology Meets the Needs of the Times, Responds to People's Expectations" [1]. - The atmosphere was lively, with staff engaging the public through banners and consultation service desks, distributing informative materials related to daily life metrology [1][3]. Group 2: Public Engagement and Education - Staff provided practical information on household measuring instruments, including the principles of metrology, correct usage methods, and how to identify accurate measuring devices [1][3]. - Over 300 pieces of promotional materials were distributed, and more than 80 consultations were received on-site [3]. Group 3: Measurement Equipment Testing - Technical personnel conducted free inspections of measuring instruments in supermarkets and markets, ensuring their accuracy and reliability [3]. - A total of 156 measuring devices were tested for public use, addressing operators' questions about usage and maintenance [3]. Group 4: Future Initiatives - The agency plans to continue promoting metrology knowledge, strengthen supervision of key measurement areas, and rigorously address metrology violations [3]. - The goal is to enhance the role of metrology in supporting people's livelihoods and driving high-quality economic development [3].

国防部新闻发言人张晓刚称，"文明之鹰-2025"空军联训是中埃两军首次组织的联训，双方派出了歼击 机、预警机、加油机、直升机等。4月19日开始，双方组织空战训练、空中加油等，后续还将展开空中 支援、战场搜救等课目演练，联训将持续到5月上旬。中方参训战机与埃及空军训练协作，有利于提高 两国参训部队技战术水平，进一步深化和推动中埃两军务实合作。 ...

国防部：中埃"文明之鹰-2025"空军联训深化两军务实合作 张晓刚：感谢你的关注。"文明之鹰-2025"空军联训是中埃两军首次组织的联训，双方派出了歼击机、 预警机、加油机、直升机等。4月19日开始，双方组织空战训练、空中加油等，后续还将展开空中支 援、战场搜救等课目演练，联训将持续到5月上旬。中方参训战机与埃及空军训练协作，有利于提高两 国参训部队技战术水平，进一步深化和推动中埃两军务实合作。 智通财经4月24日电，国防部4月24日下午举行例行记者会，国防部新闻发言人张晓刚大校答记者问。记 者：当前，中埃空军正在进行首次联合训练，请问发言人，本次训练收获了哪些战略和战术成果？ ...