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Detailed explanation of differences between old and new versions of UL1973
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What is UN38.3? Why do you need to conduct un38.3 testing?
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Inventory of common non-conformities in indoor heaters: dumping power outage and surface temperature rectification (standard IEC 60335-2-30)
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standard update| The latest version of Energy Star downlight V1.0 specification
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Particular requirements for household automatic controls EN IEC 60730-2-12:2019
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SRRC New Regulation No. 129 will be enforced after October 15, 2023
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Comprehensive solution to vacuum cleaner safety testing standard IEC 60335-2-2: scope of application, core test items and qualification criteria
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Low Voltage Directive LVD(2014/35/EU)
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CPSIA children’s toys quality inspection and main raw material inspection standards
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information| New U.S. button/coin battery regulations have begun to be enforced
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Detailed explanation of common IP65, IP66, IP67, IP68 protection grade enclosures
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Full solution to battery charger safety test standard IEC 60335-2-29: charging control and overload protection
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notice| From now on, CQC will begin accepting applications for new standard certification of GB 21520-2023 “Energy Efficiency Limits and Energy Efficiency Levels for Displays”
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information| In 2024, the EU will uniformly use the C-port charging interface
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note| Starting from August 1, 2023, lithium ion batteries and battery packs require CCC certification
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Who wrote UN38.3? What is the reason for writing UN38.3?
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Analysis of balance car standard UL 2271
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Reliability-Differences between IP69 and IP 69K in IP protection
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Attention! ECHA releases 6 new SVHC review substances to the public
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Full interpretation of the General Standard for Household Appliances Safety IEC 60335-1: Core requirements for protection against electric shock, temperature rise and withstand voltage
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