GB - Chinese national standards

General technical requirements for children""s toothbrushes

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

The safety requirements of cradles

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Safety requirements of unicycle

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Guidelines for the establishment and implementation of quality management systems in government agencies

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Ships and marine technology—Guidelines for the assessment of speed and power performance by analysis of speed trial data

Available languages: English, Chinese

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Reference line value for energy efficiency design index of energy-saving ships

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Calculation method for energy efficiency design index of ships

Available languages: English, Chinese

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Refractory products—Determination of modulus of rupture at ambient temperature

Available languages: English, Chinese

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Method for the verification of energy efficiency design index of ships

Available languages: English, Chinese

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Measure method for new energy using rate on ship - The ship with gas/oil mixed fuel engine

Available languages: English, Chinese

Available design: electronic design (pdf), Print design