2007SN/T 1657.1-2007 Rules for the inspection of motor-operated electric tools for import and export.Part 1: General requirements
2000SN/T 0934-2000 Rules for the inspection of belt and disc sander for import and export
SN/T 0934-2000 Rules for the inspection of belt and disc sander for import and export was changed to SN/T 1657.1-2007 Rules for the inspection of motor-operated electric tools for import and export.Part 1: General requirements.