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QB/T 2267-2015 Limits and fits for timekeeping instruments―Standard tolerance value of inserted middle tolerance grade for nominal size up to 18mm 270.0 via email in business day valid
QB/T 2405-2010 Horolgical jewel 360.0 via email in 1~5 business day valid
QB/T 4004-2010 Time-measuring instruments-Photoluminescent deposits-Test methods and requirements 120.0 via email in 1~3 business day valid
GB/T 9820.1-2013 Horological Vocabulary - Part 1: Technical and Scientific Definitions 200.0 via email in 1~3 business day valid
GB/T 4028-2013 Symbolization of Control Positions for Timekeeping Instruments 110.0 via email in 1~3 business day valid
GB/T 22776-2008 Tolerances and fits for timekeeping instruments - Tolerances of plastic parts 230.0 via email in 1~3 business day valid
GB/T 30416-2013 Technical Specifications for Clocks and Watches After-sale Repair Service 170.0 via email in 1~3 business day valid
GB/T 9820.2-2008 vocabulary - Part 2: Technical and commercial definitions 285.0 via email in 1~3 business day valid
QB/T 2033-2013 Technical specifications for horological industrial working safety 180.0 via email in 1~3 business day valid
GB/T 30415-2013 Horology - Functional and Non-functional Jewels 110.0 via email in 1~3 business day valid
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