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China

Shenzhen Tongzhou Testing Co.,

1st Floor, Building 1, Haomai High-tech Park, Huating Road 387, Dalang Street, Longhua, Shenzhen, 518109, People's Republic of China, Shenzhen, China

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A2LA 5463.01ISO/IEC 17025Register refreshed 2026-10-23

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Accredited standards
60
A2LA certificate
1
Site in our directory
1
A2LA accredited scope

What this lab is accredited for

Our reading of the A2LA scope: each standard once, with its official name where we have checked it.

Only this lab. Searches the 60 standard numbers and the 28 official names we hold. When no standard matches, it searches the method text of every scope line.

IEC 61000 series13
IEC 61000-3-2Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ≤ 16 A per phase)
IEC 61000-3-3Electromagnetic compatibility (EMC) - Part 3-3: Limits - Limitation of voltage changes, voltage fluctuations and flicker in public low-voltage supply systems, for equipment with rated current ≤ 16 A per phase and not subject to conditional connection
IEC 61000-4-2Electromagnetic compatibility (EMC) - Part 4-2: Testing and measurement techniques - Electrostatic discharge immunity test
IEC 61000-4-3Electromagnetic compatibility (EMC) - Part 4-3: Testing and measurement techniques - Radiated, radio-frequency, electromagnetic field immunity test

Certificate says EN 61000-4-3. Probably the same standard; not checked against the EN document.

IEC 61000-4-4Electromagnetic compatibility (EMC) - Part 4-4: Testing and measurement techniques - Electrical fast transient/burst immunity test
IEC 61000-4-5Electromagnetic compatibility (EMC) - Part 4-5: Testing and measurement techniques - Surge immunity test
IEC 61000-4-6Electromagnetic compatibility (EMC) - Part 4-6: Testing and measurement techniques - Immunity to conducted disturbances, induced by radio-frequency fields
IEC 61000-4-8Electromagnetic compatibility (EMC) - Part 4-8: Testing and measurement techniques - Power frequency magnetic field immunity test
IEC 61000-4-11Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests for equipment with input current up to 16 A per phase
IEC 61000-6-1Electromagnetic compatibility (EMC) - Part 6-1: Generic standards - Immunity standard for residential, commercial and light-industrial environments
IEC 61000-6-2Electromagnetic compatibility (EMC) - Part 6-2: Generic standards - Immunity standard for industrial environments
IEC 61000-6-3Electromagnetic compatibility (EMC) - Part 6-3: Generic standards - Emission standard for equipment in residential environments+1 national

National versions in the same scope

AS/NZS 61000.6.3national version with changes

Identical and changed are as the national standards body lists them; we read that on 2026-10-06.

Certificate says EN 61000-6-3. Probably the same standard; not checked against the EN document.

IEC 61000-6-4Electromagnetic compatibility (EMC) - Part 6-4: Generic standards - Emission standard for industrial environments+1 national

National versions in the same scope

AS/NZS 61000.6.4identical to it

Identical and changed are as the national standards body lists them; we read that on 2026-10-06.

ETSI11
ETSI EN 301 489-1
ETSI EN 301 489-3
ETSI EN 301 489-5
ETSI EN 301 489-9
ETSI EN 301 489-13
ETSI EN 301 489-15
ETSI EN 301 489-17
ETSI EN 301 489-19
ETSI EN 301 489-34
ETSI EN 301 489-52
ETSI EN 301 489-53
IEC 60335 series7
IEC 60335-1Household and similar electrical appliances - Safety - Part 1: General requirements+1 national

National versions in the same scope

AS/NZS 60335.1national version with changes

Identical and changed are as the national standards body lists them; we read that on 2026-10-06.

IEC 60335-2-14
IEC 60335-2-15
IEC 60335-2-23
IEC 60335-2-29
IEC 60335-2-80
IEC 60335-2-98
IEC 61326 series7
IEC 61326-1Electrical equipment for measurement, control and laboratory use - EMC requirements - Part 1: General requirements
IEC 61326-2-1Electrical equipment for measurement, control and laboratory use - EMC requirements - Part 2-1: Particular requirements - Test configurations, operational conditions and performance criteria for sensitive test and measurement equipment for EMC unprotected applications
IEC 61326-2-2Electrical equipment for measurement, control and laboratory use - EMC requirements - Part 2-2: Particular requirements - Test configurations, operational conditions and performance criteria for portable testing, measuring and monitoring equipment used in low-voltage distribution systems
IEC 61326-2-3Electrical equipment for measurement, control and laboratory use - EMC requirements - Part 2-3: Particular requirements - Test configuration, operational conditions and performance criteria for transducers with integrated or remote signal conditioning
IEC 61326-2-4
IEC 61326-2-5
IEC 61326-2-6Electrical equipment for measurement, control and laboratory use - EMC requirements - Part 2-6: Particular requirements - In vitro diagnostic (IVD) medical electrical equipment
IEC 60598 series6
IEC 60598-1Luminaires - Part 1: General requirements and tests+1 national

National versions in the same scope

AS/NZS 60598-1probably the same standard; matched by number only

IEC 60598-2-1+1 national

National versions in the same scope

AS/NZS 60598.2.1probably the same standard; matched by number only

IEC 60598-2-4+1 national

National versions in the same scope

AS/NZS 60598.2.4probably the same standard; matched by number only

IEC 60598-2-8+1 national

National versions in the same scope

AS/NZS 60598.2.8probably the same standard; matched by number only

IEC 60598-2-10+1 national

National versions in the same scope

AS/NZS 60598.2.10probably the same standard; matched by number only

IEC 60598-2-17+1 national

National versions in the same scope

AS/NZS 60598.2.17probably the same standard; matched by number only

CISPR4
CISPR 11Industrial, scientific and medical equipment - Radio-frequency disturbance characteristics - Limits and methods of measurement+1 national

National versions in the same scope

AS/NZS CISPR 11national version with changes

Identical and changed are as the national standards body lists them; we read that on 2026-10-06.

Certificate says EN 55011. Probably the same standard; not checked against the EN document.

CISPR 14-1Electromagnetic compatibility - Requirements for household appliances, electric tools and similar apparatus - Part 1: Emission+1 national

National versions in the same scope

AS/NZS CISPR 14.1national version with changes

Identical and changed are as the national standards body lists them; we read that on 2026-10-06.

Certificate says EN 55014-1. Probably the same standard; not checked against the EN document.

CISPR 32Electromagnetic compatibility of multimedia equipment - Emission requirements+1 national

National versions in the same scope

AS/NZS CISPR 32identical to it

Identical and changed are as the national standards body lists them; we read that on 2026-10-06.

Certificate says EN 55032. Probably the same standard; not checked against the EN document.

CISPR 35Electromagnetic compatibility of multimedia equipment - Immunity requirements

Certificate says EN 55035. Probably the same standard; not checked against the EN document.

EN 18031 series3
EN 18031-1
EN 18031-2
EN 18031-3
IEC3
IEC 60601-1-2Medical electrical equipment - Part 1-2: General requirements for basic safety and essential performance - Collateral Standard: Electromagnetic disturbances - Requirements and tests
IEC 62031+1 national

National versions in the same scope

AS/NZS 62031probably the same standard; matched by number only

IEC 62368-1Audio/video, information and communication technology equipment - Part 1: Safety requirements+1 national

National versions in the same scope

AS/NZS 62368-1probably the same standard; matched by number only

IEC 61347 series3
IEC 61347-1+1 national

National versions in the same scope

AS/NZS 61347-1probably the same standard; matched by number only

IEC 61347-2-11+1 national

National versions in the same scope

AS/NZS 61347-2-11probably the same standard; matched by number only

IEC 61347-2-13+1 national

National versions in the same scope

AS/NZS 61347-2-13probably the same standard; matched by number only

Other standards3
ANSI C63.4American National Standard for Methods of Measurement of Radio-Noise Emissions from Low-Voltage Electrical and Electronic Equipment in the Range of 9 kHz to 40 GHz
ANSI/TIA-603-E
FCC PART 15Radio Frequency Devices

Read from the A2LA scope document we downloaded on 2026-03-14. Register refreshed 2026-10-23.

Scope as published by A2LA

9 lines
A2LA

ISO/IEC 17025

Active

5463.01

The scope document we hold says it is valid until 2028-03-31.

View scope

Labs with overlapping accredited scope in China

Accreditation data refreshed from the A2LA register on .

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