Core Viewpoint - Gree Electric Appliances and Hefei General Machinery Research Institute jointly released two international standards for refrigeration compressors, marking a significant milestone for China's compressor industry [1][3]. Group 1: International Standards - The two international standards released are: "Performance Evaluation of Positive Displacement Refrigeration Compressors" (ISO 18501:2025) and "Performance Evaluation of Centrifugal Refrigeration Compressors" (ISO 18483:2025) [3]. - These standards were developed over four years, involving more than 20 discussions among domestic and international experts, and represent the first successful establishment of ISO standards in the refrigeration compressor field in 20 years [3]. Group 2: Industry Impact - The release of these standards fills a gap in international standards for refrigeration compressors and highlights the role of Chinese enterprises in promoting the global refrigeration compressor industry towards standardization and efficiency [4]. - China's compressor production capacity is projected to account for 80.5% of the global market by 2024, with continuous growth in market share [9]. - The global refrigeration compressor market was valued at 128.55 billion yuan in 2023, with expectations to grow to 177.22 billion yuan by 2029, emphasizing the importance of developing efficient refrigeration compressors and establishing standards for industry advancement [9].

Core Viewpoint - The global release of two international standards for refrigeration compressors, led by China, marks a significant step in technological innovation and standard-setting authority in the refrigeration compressor sector [1] Group 1 - The two standards released are "Performance Evaluation of Positive Displacement Refrigeration Compressors" and "Performance Evaluation of Centrifugal Refrigeration Compressors" [1] - This is the first successful establishment and release of standards in the ISO refrigeration compressor field in 20 years, filling a gap in international standards for performance evaluation of both positive displacement and centrifugal refrigeration compressors [1]

Group 1 - The core idea of the book "The Eunuchs of the Ottoman Empire: From African Slaves to Power Brokers" is the transformation of African eunuchs from slaves to significant figures in the Ottoman Empire's harem and political landscape, influencing governance and royal succession [2] - The book provides a comprehensive analysis of historical documents, including chronicles and contracts in Turkish and Arabic, to reveal the rise of the African eunuch community over three centuries [2] - It highlights the roles of these eunuchs in managing the harem, educating princes, and engaging in power struggles within the imperial court, showcasing their deep impact on the empire [2] Group 2 - "The Milk: From Local History to Global History" explores the journey of milk from ancient rituals to modern industrialization, emphasizing its cultural significance and role in shaping society [26] - The book discusses how milk has become an integral part of human civilization, symbolizing scientific progress and economic development, and is often regarded as "the perfect food" in modern nutrition [26] - It presents a narrative that intertwines food history with themes of desire, belief, and globalization, offering insights into the broader implications of milk in human culture [26]

Core Viewpoint - The article highlights the technological advancements and market impact of Mengjinyuan Gold Jewelry Group Co., Ltd. in the production of spring clasps for jewelry, overcoming previous reliance on foreign imports and aiming to set international standards for this component [3][10][11]. Group 1: Technological Breakthroughs - Mengjinyuan has developed a high-precision spring clasp that requires advanced manufacturing techniques, previously dominated by countries like Italy and Japan [4][5]. - The company has invested significantly in R&D, creating over 300 self-developed production devices and 3,200 molds since 2020, which has enabled it to produce high-quality spring clasps domestically [6][9]. - The production process has been enhanced through the integration of 5G technology, allowing for smart manufacturing and real-time data processing [9][10]. Group 2: Market Position and Impact - Mengjinyuan's spring clasps have achieved a high market share in China, effectively replacing imported products and expanding into international markets, with a reported 700% increase in overseas revenue in 2024 compared to the previous year [10][12]. - The company has gained recognition for its cost-effective and customizable products, which have become mainstream in the domestic market [10][11]. Group 3: Standardization Efforts - Mengjinyuan is actively involved in the development of international standards for spring clasps, with proposals submitted to the International Organization for Standardization (ISO) [11][12]. - The company aims to lead the standard-setting process, which includes multiple stages of proposal and approval, reflecting its commitment to quality and innovation in the jewelry industry [12][13].

Core Points - The proposal for the international standard "ISO 25718" for testing the antiviral activity of non-porous materials has been officially approved, led by China [1] - This is the first international standard proposed by China in the field of surface antibacterial materials [1] - The standard aims to simulate the virus-killing effects of materials in real-world scenarios, providing a unified technical specification for the development, production, and application of antiviral materials [1] - The initiative is expected to significantly promote innovation in antiviral new materials across various sectors, including medical devices, public facilities, and transportation [1] - Experts from nine countries, including China, Canada, France, Germany, and Finland, will collaborate on the standard's development to ensure its scientific, advanced, and applicable nature [1]

Core Viewpoint - The IEC/TC100 meeting held in Xiamen, China, focused on advancing international standards in the audio, video, and multimedia systems and devices sector, with participation from experts across multiple countries [1][3]. Group 1: Meeting Overview - The IEC/TC100 is a key technical committee under the International Electrotechnical Commission (IEC), dedicated to developing international standards for audio, video, and multimedia systems, having issued over 500 international standards and involving nearly 400 registered experts [1]. - The meeting included discussions on future technologies, application scenarios, and product forms in the audio and multimedia fields, highlighting the importance of establishing standards for multi-device connectivity and user experience [3]. Group 2: Key Presentations - Li Qin presented on the challenges and standard requirements for synchronized distributed audio and video devices in meeting scenarios, emphasizing the need for standards in multi-device collaboration and user experience evaluation [3]. - Chen Cai discussed the standardization needs in smart education, focusing on various scenarios such as pre-class, in-class, and post-class capabilities, and proposed standards for key technologies and interactive smart panels to enhance teaching efficiency [5][6]. Group 3: Industry Participation and Innovation - MAXHUB, leveraging its parent company ViewSonic's research capabilities, showcased products in video conferencing and smart education, demonstrating advancements in functionality, performance, and user experience [8][10]. - China, as a P-member of IEC/TC100, has led 18 international standard projects, with 14 officially published, indicating a strong commitment to integrating international standards into domestic innovation efforts [10][11].

央广网北京4月24日消息（记者孙鲁晋）据中央广播电视总台中国之声报道，随着数字经济与全球 化深入发展，在线旅游预订与展览活动成为全球经贸文化往来的核心载体。然而，各国长期面临服务标 准缺失的困境：在线旅游机构（OTA）平台"大数据杀熟"、退改政策模糊、隐私泄露等问题频发；会展 行业术语不规范统一、数字化标准缺位，制约国际交流效率。 在此背景下，中国牵头制定的ISO 9468:2025《旅游及相关服务在线住宿预订平台服务指南》与ISO 25639-1:2025《展览与活动 第1部分：术语》两项国际标准应运而生，并由国际标准化组织（ISO）正式 发布。这是中国在在线旅游平台和展览与活动领域牵头制定的首批国际标准，标志着中国从国际标准追 随者向引领者的跨越。两项标准如何破解行业痛点，填补国际空白？如何构建全球服务新规则，为行业 可持续发展提供系统性解决方案？ 姚歆指出："标准列出了关键无障碍功能清单，强调了停车位、道路、接待处服务的便捷性，并建 议在卧室、浴室等关键场所设立无障碍设施。值得关注的是，本标准建议以文本、音频或盲文的形式提 供住宿预订信息，以确保在线住宿预订平台适用于各类群体，让订房无门槛成为行业服务底 ...