Core Viewpoint - The 2025 7th China (Shanghai) International Metrology Testing Technology and Equipment Expo aims to enhance the influence of metrology on the strategic goals of a manufacturing powerhouse and promote domestic and international exchanges in metrology testing technology [1] Group 1: Event Overview - The expo is themed "Perception Metrology" and is organized by the Shanghai Metrology Association, with the support of the China Metrology Association [1] - The event serves as a platform for communication between supply and demand sides in the metrology testing technology market [1] Group 2: Shanghai Metrology Institute - The Shanghai Institute of Metrology and Testing Technology is one of the earliest established metrology testing institutions in China and the only national legal metrology verification institution authorized in Shanghai [4] - The institute has established 2 national standards, 169 public measurement standards in East China, and over 130 public measurement standards in Shanghai, among other qualifications [4] - The institute actively addresses industry challenges through technology innovation teams and collaborations, focusing on issues such as measurement limitations [4] Group 3: Professional Participation - All eight professional departments of the Shanghai Institute of Metrology participated in the expo, providing expert consultations and services on-site [5] Group 4: Biometrology Achievements - The biometrology team has developed over 80 types of pathogenic microorganism nucleic acid standards, which support food safety, public health, and environmental monitoring [7] - The team has created a standard sample for stimulated emission depletion (STED) microscopy, which addresses clarity issues in the traceability chain of existing standard samples [7] - The institute aims to leverage its strengths to contribute positively to national strategies and the high-quality development of Shanghai's economy and society [7]

Group 1 - The core theme of World Metrology Day 2024 is "Meeting the needs of the times and responding to the public's expectations," highlighting the importance of metrology in human civilization development [2] - The event featured the launch of 8 new national metrology standards, addressing significant measurement capability gaps in various fields, including aerospace and semiconductor manufacturing [3][4] - The Guangdong-Hong Kong-Macao Greater Bay Area Metrology Development Cooperation Platform was initiated to enhance collaboration in metrology [5] Group 2 - The event showcased advanced metrology applications, such as the EH216-S unmanned aerial vehicle, which has completed over 66,000 safe flights globally, demonstrating the integration of precision measurement in modern technology [2] - 26 scientific and technological achievements were awarded the 2024 Science and Technology Progress Award, reflecting breakthroughs in metrology and its application in strategic safety and public welfare [6][5] - Interactive public engagement activities were organized to enhance understanding of metrology in daily life, including demonstrations of electricity, water, and gas measurement [7][8]