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- 2019-05-24 ISO/TS 19807-2 "Nanotechnologies -- Magnetic nanomaterials -- Part 2: Specification of characteristics and measurements for nanostructured superparamagnetic beads for nucleic acid extraction"
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- 2016-11-15 Sino-German City-to-City Standardization Cooperation Seminar
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GB/T 22640-2023
Test method for determining susceptibility to stress corrosion cracking of aluminum alloys
GB/T 20509-2023
Copper and copper alloys drawing for contacting materials of electric locomotives
GB/T 18034-2023
Specification for the platinum rhodium thermocouple thin wires used in rapid temperature measuring thermocouple
GB/T 22513-2023
Petroleum and natural gas drilling and production equipment—Wellhead and tree equipment
GB/T 9364.8-2023
Miniature fuses一Part 8:Fuse resistors with particular overcurrent protection





