Quality Certifications & Compliance — Anhui Tongdu Cable Co., Ltd.

CE Certificate

Anhui Tongdu Cable Co., Ltd., headquartered in Xinlou Industrial Park, Economic Development Zone, Zongyang County, Tongling City, Anhui Province, China, has been awarded the CE Marking — Attestation of Conformity under the Low Voltage Directive 2014/35/EU (Annex III). The certificate (No. M.2025.206.C129702) was issued by UDEM Uluslararası Belgelendirme Denetim Egitim Merkezi San. ve Tic. A.S. (Turkey) following a successful inspection of the company's technical file and factory audit. Initial assessment took place on 14 November 2025, the certificate was registered on 17 November 2025, and it remains valid until 16 November 2030 (report No. TCF251110-026LVD).

This certification covers the company's Extruded Insulation Low-Voltage Wire and Cable product family, assessed against the harmonized European standard EN 50525-1:2011+A1:2022. The approved range spans power cables (YJV/YJY, ZC-YJV, low-smoke halogen-free WDZ-WDZN series), aluminum and alloy conductors (YJLV/YJLHV), flexible cords (RVV/RVS/RVVP/BV/BVR), control cables (KVV/KYJY/DJYVP), mineral-insulated fire-resistant cables (YTTW/NG-A(BTLY)/BBTRZ/RTTZ), and associated variants — meeting stringent European safety, health, and environmental protection requirements.

The CE marking confirms that these products may be freely marketed across the European Economic Area, demonstrating Tongdu Cable's commitment to quality, compliance, and international standards. Certificate validity can be verified at www.udem.com.tr.

Anhui Tongdu Cable Co., Ltd. has been officially recognized as an AA-grade "Contract-Honoring and Credit-Worthy Enterprise" (Shou He Tong Zhong Xin Yong Qi Ye) by the Market Regulation Administration of Anhui Province, as publicly announced by the Tongling Municipal Administration for Market Regulation.

This prestigious provincial-level designation is awarded by the Chinese market-regulation authorities to enterprises that demonstrate exemplary integrity in commercial practice. To qualify, a company must maintain a clean record of contract performance over multiple years, honor its contractual obligations on time, operate in compliance with company and contract law, maintain sound financial and credit standing, and avoid major legal disputes, administrative penalties, or breach-of-contract claims. The AA grade is the second-highest tier in the official three-level (A / AA / AAA) rating system.

The certificate, publicly announced on 30 September 2025, is valid for a two-year public disclosure period and remains effective until 30 September 2027.

For Tongdu Cable, this recognition reflects the company's long-standing commitment to business integrity, transparent contracting, reliable delivery, and trustworthy partnerships with customers, suppliers, and distributors. It reinforces the company's reputation as a dependable, creditworthy manufacturer of wires and cables in both the domestic Chinese market and overseas export markets. The status can be verified by scanning the QR code on the certificate or through the official credit disclosure system of the Anhui Market Regulation Administration.

China Compulsory Certification(CCC non-flame retardant)

Anhui Tongdu Cable Co., Ltd., based in Xinlou Industrial Park, Economic Development Zone, Zongyang County, Tongling, Anhui, has been awarded the China Compulsory Certification (CCC / 3C) — the mandatory product safety mark required for sale on the Chinese market — by the China Quality Certification Centre (CQC). The certificates (Nos. 2024010105607986, 2024010105607988, 2024010105607989) were first issued on 6 February 2024, re-issued as amended certificates on 2 December 2025, and remain valid until 5 February 2029.

These CCC certificates certify the company's non flame-retardant PVC-insulated wiring cables against the implementation rules CNCA-C01-01:2024 and the following Chinese national/industry standards:

• BVVB / BLVVB (PVC-insulated, PVC-sheathed flat cables, 300/500 V, 1.5–6 mm², 2-core) — per JB/T 8734.2-2016;
• 60227 IEC 52/53 RVV, RVV, RVS (flexible PVC-sheathed cords and twisted flexible cords, 300/300 V and 300/500 V, 0.5–6 mm²) — per GB/T 5023.5-2008 and JB/T 8734.3-2016;
• 60227 IEC 01 BV, 60227 IEC 02 RV, BLV, BVR (PVC-insulated non-sheathed building wires, 450/750 V, 1.5–95 mm²) — per GB/T 5023.3-2008 and JB/T 8734.2-2016.

The CCC marking confirms that Tongdu Cable's mainstream building wires and flexible cords meet China's mandatory electrical safety requirements. Validity can be verified on the CNCA website (www.cnca.gov.cn) or via CQC.

China Compulsory Certification(CCC flame retardant)

Anhui Tongdu Cable Co., Ltd., headquartered in Xinlou Industrial Park, Economic Development Zone, Zongyang County, Tongling, Anhui, has obtained the China Compulsory Certification (CCC / 3C) for its flame-retardant PVC-insulated wires and cables, issued by the China Quality Certification Centre (CQC). Three certificates cover the company's flame-retardant series:

• No. 2025010105817200 — flame-retardant (Z-A/B/C/D) PVC-insulated non-sheathed building wires: 60227 IEC 01 BV (450/750 V, 1.5–35 mm²), 60227 IEC 02 RV (1.5–16 mm²), BLV (2.5–35 mm²), BVR (2.5–16 mm²);
• No. 2025010105817201 — flame-retardant flexible cords: 60227 IEC 52/53 RVV (300/300 V and 300/500 V, 0.5–6 mm², 2–5 cores) and RVS (300/300 V, 0.5–4 mm²);
• No. 2025010105818873 — flame-retardant PVC-sheathed flat cables: Z-BVVB (300/500 V, 1.5–6 mm², 2-core).

These products are assessed against GB/T 19666-2019 (flame-retardant and fire-resistant cables), together with GB/T 5023.3-2008, GB/T 5023.5-2008, JB/T 8734.2-2016 and JB/T 8734.3-2016, and comply with the implementation rules CNCA-C01-01:2024. The certificates were first issued on 13–17 October 2025 and re-issued as amended certificates on 2 December 2025, valid until 12–16 October 2030.

The CCC flame-retardant certification confirms that Tongdu Cable's ZA/ZB/ZC/ZD series building wiring and flexible cords meet China's mandatory electrical safety and flame-retardant performance requirements, suitable for fire-safety-critical installations. Validity can be verified at www.cnca.gov.cn.

Anhui Tongdu Electric Cable Co., Ltd. (Unified Social Credit Identifier: 91340100MA2W2LMAXG), located in Xinlou Industrial Park, Zongyang County Economic Development Zone, Tongling, Anhui (postcode 246700), has been awarded the Quality Management System Certificate of Conformity.

The company's quality management system has been independently audited and certified as conforming to the internationally recognized standard GB/T 19001-2016 / ISO 9001:2015 — the benchmark for quality management worldwide. The certified scope covers the production of wire and cable within the company's licensed qualification, at the same registered site in Xinlou Industrial Park.

The certificate (No. 02824Q11851R0S) was issued by Beijing Zhong-An-Zhu-Huan Certification Center Co., Ltd. (formerly the 8th IC Certification Center of Quality System), based in Chaoyang District, Beijing. It was first issued on 13 June 2024 and remains valid for three years, from 13 June 2024 to 12 June 2027, subject to the surveillance audits required under the ISO 9001 certification scheme.

Achieving ISO 9001:2015 certification demonstrates that Anhui Tongdu Cable has established a systematic, process-driven quality management framework — covering customer focus, leadership, risk-based thinking, continuous improvement, and traceability across the design, production and delivery of its wire and cable products. This certification underpins the company's commitment to consistent product quality, regulatory compliance, and reliable supply for both domestic and international customers.

Anhui Tongdu Cable Co., Ltd. (Unified Social Credit Identifier: 91340100MA2W2LMAXG), located in Xinlou Industrial Park, Zongyang County Economic Development Zone, Tongling, Anhui, has been awarded the Energy Management System Certificate by Beijing Dongfang Zongheng Certification Center Co., Ltd. (EACC).

The company's energy management system has been certified as conforming to GB/T 23331-2020 / ISO 50001:2018 and RB/T 119-2015. The certified scope covers the energy management activities associated with the production of wires and cables within the company's licensed qualification.

The certificate (No. 11425EnMS10783R0M) was first issued on 28 October 2025 and is valid until 27 October 2028, subject to regular surveillance audits.

As part of the certification, Tongdu Cable has published its energy performance indicators:

• 2024 full year (Jan–Dec): total energy consumption 336.7460 tce, energy consumption per unit output value 5.3163 kgce / 10,000 RMB;
• Jan–Sep 2025: total energy consumption 261.7770 tce, energy consumption per unit output value 5.5016 kgce / 10,000 RMB.

ISO 50001:2018 certification demonstrates that the company has established a systematic energy management framework — including energy baseline review, data analysis, energy-efficient design, and continuous improvement — to reduce energy consumption, improve energy efficiency, and lower greenhouse-gas emissions across its wire and cable manufacturing operations. The certificate is accredited by CNAS (Reg. No. C114-M) and can be verified at www.eacc.com.cn or www.cnca.gov.cn.

Anhui Tongdu Electric Cable Co., Ltd. (Unified Social Credit Identifier: 91340100MA2W2LMAXG), based in Xinlou Industrial Park, Zongyang County Economic Development Zone, Tongling, Anhui (postcode 246700), has been awarded the Environmental Management System Certificate of Conformity.

The company's environmental management system has been independently audited and certified as conforming to GB/T 24001-2016 / ISO 14001:2015 — the internationally recognized standard for environmental management. The certified scope covers the environmental management activities involved in the production of wire and cable within the company's licensed qualification, at the registered site in Xinlou Industrial Park.

The certificate (No. 02824E11253R0S) was issued by Beijing Zhong-An-Zhu-Huan Certification Center Co., Ltd. (formerly the 8th Certification Center of Quality System), Chaoyang District, Beijing. It was first issued on 13 June 2024 and remains valid for three years, from 13 June 2024 to 12 June 2027, subject to annual surveillance audits.

ISO 14001:2015 certification demonstrates that Tongdu Cable has established a systematic, process-driven environmental management framework — covering legal compliance, pollution prevention, resource and energy efficiency, control of significant environmental aspects, emergency preparedness, and continuous improvement across its wire and cable manufacturing operations. It reinforces the company's commitment to reducing environmental impact, waste emissions, and carbon footprint, while supporting sustainable growth for both domestic and international customers. Validity can be verified through the CNCA website (www.cnca.gov.cn) or CQC.