
ISO 9001:2015
Quality management system for design, production and after-sales across the CTT Cable Group.
Certifications
Every CTT Cable shipment is backed by a complete certification portfolio — from ISO management systems to product safety marks accepted in 40+ countries.

Quality management system for design, production and after-sales across the CTT Cable Group.
Environmental management covering emissions, recycling and RoHS-compliant material sourcing.
Restriction of Hazardous Substances — lead, mercury, cadmium free.
EU REACH chemical safety compliance for all export-bound cable products.
Occupational health & safety system across our 100,000 m² Shenzhen production base.
Legacy occupational health & safety certification, predecessor to ISO 45001.
EU conformity for low-voltage cable products (EN 50575, EN 60332).
UL safety certification for power and building wire products in the US & Canada.
Compliance with BS 5467, BS 6724 and other British cable standards.

Manufactured to IEC 60502, IEC 60092, IEC 60332 and related international standards.
Independent type-testing and factory audits by TÜV Rheinland Germany.
China Compulsory Certification for power, control and building wire products.
Indonesian National Standard certification for cable imports under SNI marking.

Recognised by the Ministry of Industry and Information Technology (MIIT), China.

Awarded China Famous Brand recognition for cable manufacturing excellence.

Granted National Inspection-Exempt status by AQSIQ for consistent quality.

中国电线电缆行业协会

广东省

广东省

广东省电线电缆行业协会

广东省电线电缆行业协会

CE210103007098H1 · EN 50525-2-11:2011
60227 IEC 53 (H05VV-F) 300/500 V · valid to Jan 2027

CE210103007099H1 · EN 50525-2-31:2011
60227 IEC 02 (H07V-K) 450/750 V · valid to Jan 2027

CE210103007100H1 · EN 50525-2-31:2011
60227 IEC 01 (H07V-U/R) 450/750 V · valid to Jan 2027

R 50521111 · IEC 60502-1 / 60332-3-22 / 60331-21
1.5–400 mm² · issued 2021

J 50549571 · EN 50525-3-41:2011
450/750 V · 1.5–35 mm² · issued 2022

50295166 001 · IEC 60502-2:2014
1×400 mm² / 3×400 mm² · result: Pass

50295164 001 · IEC 60502-1:2004
1×400 mm² / 4×240 mm² · result: Pass

50295163 001 · IEC 60227-5:2011
60227 IEC 53 · 2–5 × 0.75–2.5 mm² · result: Pass

50295162 001 · IEC 60227-3:1993+A1
60227 IEC 06 · 1×1.0 mm² · result: Pass

50295159 001 · IEC 60227-3:1993+A1
60227 IEC 05 · 1×1.0 mm² · result: Pass

50295158 001 · IEC 60227-3:1993+A1
60227 IEC 02 · 1.5–185 mm² · result: Pass

50281195 001 · IEC 60227-3:1993+A1
60227 IEC 01 · 1×1.5–185 mm² · result: Pass

T 50604600 01 · 2 PfG 1169/08.07
1×1.5–35 mm² · DC 1.0 kV · issued 2023

R 50604605 0001 · EN 50618:2014
DC 1.5 kV · −40 °C to +90 °C · issued 2023

R 50604606 0001 · IEC 62930:2017
DC 1.5 kV · conductor max +120 °C · issued 2023

04924E00971R3M · GB/T 24001-2016 / ISO 14001:2015
Design, production and sales of wire & cable · valid to 2027

04924Q01783R7M · GB/T 19001-2016 / ISO 9001:2015
Certified since 2007 · valid to 2027

04924S00858R3M · GB/T 45001-2020 / ISO 45001:2018
Design, production and sales of wire & cable · valid to 2027

HIC24EN10115R0M · GB/T 23331-2020 / ISO 50001:2018
Energy management in cable production · valid to 2026

CTC04923MMS00001R0S · GB/T 19022-2003 / ISO 10012:2003
AAA level · valid 2023–2028

062/W/Pro/B/III/2025 · SNI 04-6629.3-2006
PVC insulated cables up to 450/750 V · valid to Mar 2029

LA 11525 · appendix to 062/W/Pro/B/III/2025
CU/PVC 0.5–300 mm² · 300/500 V & 450/750 V

063/W/Pro/B/III/2025 · SNI 04-6629.4-2006
PVC insulated sheathed cables for fixed wiring · valid to Mar 2029

LA 11526 · appendix to 063/W/Pro/B/III/2025
CU/PVC/PVC 2–5×1.5–35 mm² · 300/500 V

064/W/Pro/B/III/2025 · SNI 04-6629.5-2006
Flexible cables up to 450/750 V · valid to Mar 2029

LA 11527 · appendix to 064/W/Pro/B/III/2025
Flat & circular cords 300/300 V and 300/500 V

066/W/Pro/B/III/2025 · SNI IEC 60502-1:2009
Extruded insulation 1 kV–3 kV · valid to Mar 2029

LA 11539 · appendix to 066/W/Pro/B/III/2025
CU/XLPE/PVC & CU/PVC/PVC 1.5–300 mm² · 0.6/1 kV

067/W/Pro/B/III/2025 · SNI IEC 60502-2:2009
Extruded insulation 6 kV–30 kV · valid to Mar 2029

LA 11540 · appendix to 067/W/Pro/B/III/2025
CU/XLPE armoured & screened 3×35–300 mm² · 6/10 kV, 12/20 kV

CQC21011325336 · JB/T 10491-2022 / GB/T 19666-2019
WDZ(A–D)-BYJ/RYJ-105 450/750 V 1.5–35 mm² · valid to May 2027

2004010105108087 · GB/T 5023.5-2008 / IEC 60227-5
RVV, RVS, RVB 300/300 V–300/500 V · valid to Sep 2027

2002010105011348 · JB/T 8734.2-2016
BVV / BLVV / BVVB 300/500 V 1.0–185 mm² · valid to Sep 2027

2017010105034289 · JB/T 8734.5-2016
RVVP 300/300 V 0.75–4 mm² · valid to Oct 2027

2002010105011347 · GB/T 5023.3-2008 / IEC 60227-3
BV / BLV / BVR 300/500 V–450/750 V · valid to Sep 2027

CNAS L16169 · ISO/IEC 17025:2017
In-house test centre accredited 2022–2028

CN51704 · IEC 60227-3 + EN 50525
60227 IEC 01 450/750 V 1.5–400 mm² · issued Dec 2020

CN51703 · IEC 60227-3 + EN 50525
60227 IEC 02 450/750 V 1.5–240 mm² · issued Dec 2020

CN51702 · IEC 60227-5 + EN 50525
60227 IEC 53 300/500 V (2–5)×(0.75–2.5) mm² · issued Dec 2020
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