| 1 | Military and civilian equipment and electrical and electronic products | 11 | Water test | Electrical cubicle for locomotive TB/T 1508-2016 6.11 |
| Electrical cubicle for locomotive TB/T 1508-2016 6.11 |
| Switch machine for railway - Part 2: Test methods GB/T 25338.2-2019 5.7 |
| Switch machine for railway - Part 2: Test methods GB/T 25338.2-2019 5.7 |
| Air conditioning unit for railway passenger car TB/T 1804-2017 6.4.5 |
| Air conditioning unit for railway passenger car TB/T 1804-2017 6.4.5 |
| Door lock for locomotive TB/T 1891-2010 4.2.3.5 |
| Door lock for locomotive TB/T 1891-2010 4.2.3.5 |
| Cut-out cock for EMU/DMU TB/T 3456-2016 5.9 |
| Cut-out cock for EMU/DMU TB/T 3456-2016 5.9 |
| Wind turbine generator system technical specification of electric pitch system NB/T 31018-2018 5.3.17 |
| Wind turbine generator system technical specification of electric pitch system NB/T 31018-2018 5.3.17 |
| 12 | DUST | Environmental testing for electric and electronic products- Part 2:Test methods- Test L：Dust and sand GB/T 2423.37-2006,IEC 60068-2-68:1994 |
| Environmental testing for electric and electronic products- Part 2:Test methods- Test L：Dust and sand GB/T 2423.37-2006,IEC 60068-2-68:1994 |
| Degrees of protection provided by enclosure(IP code) GB/T 4208-2017,IEC 60529:2013 |
| Degrees of protection provided by enclosure(IP code) GB/T 4208-2017,IEC 60529:2013 |
| Guidelines for type approval test of electric and electronic products GD 22-2015 2.15 |
| Guidelines for type approval test of electric and electronic products GD 22-2015 2.15 |
| Toilet system for railway passenger car and multiple unit TB/T 3338-2013 6.5 |
| Toilet system for railway passenger car and multiple unit TB/T 3338-2013 6.5 |
