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Analysis of Similarities and Differences of Measurement Uncertainty Evaluation in Metrological Standard Assessment and L

The evaluation of measurement uncertainty shares strong commonalities as well as essential differences when applied to the establishment of measurement standards and laboratory accreditation. Their commonalities lie in that the evaluation methods, analysis of uncertainty sources, evaluation ...

2026-10-26

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Key Issues and Countermeasures in the Implementation of the New Regulations for Electronic Price Computing Scales

The two new regulations, JJF 2784-2025 and JJG 1204-2025, establish an institutional framework for anti-tampering of electronic price computing scales from three dimensions: hardware protection, identity traceability and data early warning. Although this technical system is well-designed, there ...

2026-10-24

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Discussion on Content Optimization of JJG 1204-2025 Verification Regulation for Electronic Price Computing Scales (Trial

Electronic price computing scales are widely used in trade settlement scenarios such as farmers’ markets, shopping malls, supermarkets and mobile vendors. They are closely related to people’s daily life and rank among the most widely used electronic weighing instruments in China. In recent years, ...

2026-10-22

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Discussion on Content Optimization of JJG 1204-2025 Verification Regulation for Electronic Price Computing Scales (Trial

Electronic price computing scales are widely used in trade settlement scenarios such as farmers’ markets, shopping malls, supermarkets and mobile vendors. They are closely related to people’s daily life and rank among the most widely used electronic weighing instruments in China. In recent years, ...

2026-10-22

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Specification for Test of Cheating Feature Identification of Electronic Price Computing Scales Officially Released

Recently, the State Administration for Market Regulation has issued the first national metrological test technical specification in the field of cheating feature identification, Specification for Test of Cheating Feature Identification of Electronic Price Computing Scales (hereinafter referred to as ...

2026-10-19

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Verification of Electromagnetic Shielding Scheme for Physical Force-Measuring Weighing Instruments in Strong Electromagn

Case Background A steel smelting plant requires the upgrading of its furnace hopper weighing device to improve weighing accuracy under high-temperature, strong magnetic and high-electromagnetic conditions. The hopper is located adjacent to high-voltage power distribution cabinets, with several 10 kW ...

2026-10-14

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