During the fourth quarter of 2025, the Hainan Provincial Market Supervision Administration conducted a supervisory inspection of wire products within the province's distribution sector. A total of 27 product batches were inspected, with one batch found to be non-compliant based on testing.
The inspection was carried out according to the requirements of standards including GB/T5023.3-2008, GB/T5023.5-2008, and JB/T8734.2-2016. The following items were tested: average insulation thickness, minimum insulation thickness, average sheath thickness, minimum sheath thickness, conductor resistance, tensile strength of insulation before aging, elongation at break of insulation before aging, tensile strength of insulation after aging, elongation at break of insulation after aging, change rate of tensile strength of insulation after aging, change rate of elongation at break of insulation after aging, tensile strength of sheath before aging, elongation at break of sheath before aging, tensile strength of sheath after aging, elongation at break of sheath after aging, change rate of tensile strength of sheath after aging, change rate of elongation at break of sheath after aging, flexibility test, and flame propagation test.
The inspection revealed that one batch failed to meet the standard requirements for a safety-related indicator. The specific non-compliant item was conductor resistance. No items related to performance requirements were found to be non-compliant.
Excessive conductor resistance increases energy loss when current passes through the line, intensifies heat generation in the wire and cable, and accelerates the aging of the wire's outer insulation layer, thereby shortening the product's service life. Severely excessive conductor resistance can easily lead to fires, resulting in casualties and property damage.
The non-compliant products identified in the inspection will be transferred to the local market supervision authorities of the inspected entities and the claimed manufacturers for processing according to the law.
List of Non-Compliant Products from the 2025 Hainan Distribution Sector Wire Product Quality Inspection: 1. Product Name (Claimed): PVC Insulated Wire and Cable; Trademark (Claimed): Tongxing + Graphic; Specification/Model: 60227 IEC 01(BV) 450/750V 1×4mm²; Production Date/Batch No. (Claimed): 2025/07/26; Inspected Entity: Qiongzhong Yinggen Guangfeng Hardware, Building Materials, and Electrical Appliance Store; Manufacturer (Claimed): Hainan Hongxing Cable Industrial Co., Ltd.; Non-Compliant Item: Conductor Resistance.
List of Products Whose Inspected Items Complied with Relevant Standards: 1. Product Name (Claimed): PVC Insulated Unsheathed Cable and Wire; Trademark (Claimed): Graphic Trademark; Specification/Model: 60227 IEC 01(BV) 450/750V 1×2.5mm²; Production Date/Batch No. (Claimed): 2024/10/11; Inspected Entity: Qiongzhong Yinggen Guangfeng Hardware, Building Materials, and Electrical Appliance Store; Manufacturer (Claimed): Hainan Liuba Hongchangxing Technology Co., Ltd. 2. Product Name (Claimed): Single-Core Hard Conductor Unsheathed Cable for General Use; Trademark (Claimed): /; Specification/Model: BV 450/750V 1×4mm²; Production Date/Batch No. (Claimed): 2025/06/06; Inspected Entity: Haikou Qiongshan Wangshenghang Hardware and Electrical Store; Manufacturer (Claimed): Guangdong Jianbao Cable Co., Ltd. 3. Product Name (Claimed): Aluminum Core PVC Insulated Cable (Wire); Trademark (Claimed): Weite + Graphic; Specification/Model: BLV 450/750V 1×25mm²; Production Date/Batch No. (Claimed): 2025/09/03; Inspected Entity: Ding'an Dingcheng Hongtai Hardware Store; Manufacturer (Claimed): Hainan Weite Electric Group Co., Ltd. 4. Product Name (Claimed): Copper Core PVC Insulated Cable (Wire); Trademark (Claimed): /; Specification/Model: 60227 IEC 01 (BV) 450/750V 100m/roll 1*2.5mm²; Production Date/Batch No. (Claimed): 2025.3.25; Inspected Entity: Changjiang Shilu Yesheng Hardware Store; Manufacturer (Claimed): Hainan Weite Electric Group Co., Ltd. 5. Product Name (Claimed): Copper Core PVC Insulated Flame-Retardant C Class Wire and Cable; Trademark (Claimed): Wanxinda Cable; Specification/Model: 100m/roll ZC-BV 1.5mm² 450/750V; Production Date/Batch No. (Claimed): 2024.3.3; Inspected Entity: Dongfang Basuo Duoxinshun Hardware and Building Materials Store (Individual Business); Manufacturer (Claimed): Hainan Wanxinda Wire and Cable Co., Ltd. 6. Product Name (Claimed): Copper Core PVC Insulated Flame-Retardant C Class Wire and Cable; Trademark (Claimed): Wanxinda Cable; Specification/Model: ZC-BV 100m/roll 450/750V 4mm²; Production Date/Batch No. (Claimed): 2023.12.2; Inspected Entity: Dongfang Basuo Duoxinshun Hardware and Building Materials Store (Individual Business); Manufacturer (Claimed): Hainan Wanxinda Wire and Cable Co., Ltd. 7. Product Name (Claimed): PVC Insulated Unsheathed Wire and Cable; Trademark (Claimed): Zhongjian Cable + Graphic; Specification/Model: 60227IEC01(BV) 450/750V 1×4mm²; Production Date/Batch No. (Claimed): 2025/03/25; Inspected Entity: Wenchang Qinglan Ganlan Hardware Store; Manufacturer (Claimed): Hainan Zhongjian Cable Technology Co., Ltd. 8. Product Name (Claimed): Copper Core PVC Insulated PVC Sheathed Flexible Cable; Trademark (Claimed): /; Specification/Model: 60227 IEC 53(RVV) 2×2.5mm² 300/500V; Production Date/Batch No. (Claimed): 2025/02/17; Inspected Entity: Wuzhishan Tongshi Xinguangfeng Steel Store; Manufacturer (Claimed): Hainan Wanxinda Wire and Cable Co., Ltd. 9. Product Name (Claimed): Aluminum Core PVC Insulated and Sheathed Flat Cable; Trademark (Claimed): /; Specification/Model: BLVVB 300/500V 2×10mm²; Production Date/Batch No. (Claimed): 2024/10/30; Inspected Entity: Tunchang Tuncheng Jiajiale Hardware and Building Materials Store; Manufacturer (Claimed): Guangdong Baijia Wire and Cable Industrial Co., Ltd. 10. Product Name (Claimed): Aluminum Core PVC Insulated PVC Sheathed Round Cable; Trademark (Claimed): /; Specification/Model: BLVV 1×16mm² Red (Black) 300/500V; Production Date/Batch No. (Claimed): 2024/11/13; Inspected Entity: Baoting Baocheng Huifeng Electrical Appliance Market; Manufacturer (Claimed): Guangzhou Panyu Cable Group Co., Ltd. 11. Product Name (Claimed): Copper Core PVC Insulated Unsheathed Cable and Wire; Trademark (Claimed): Meiya + Graphic; Specification/Model: 60227 IEC01(BV) 450/750V 1.5mm²; Production Date/Batch No. (Claimed): 2025/09/06; Inspected Entity: Chengmai Jinjiang Huida Hardware Store; Manufacturer (Claimed): Hainan Meiya Cable Group Co., Ltd. 12. Product Name (Claimed): Copper Core PVC Insulated Cable and Wire (Wire); Trademark (Claimed): Weite + Graphic; Specification/Model: 60227IEC01(BV) 450/750V 1×1.5mm²; Production Date/Batch No. (Claimed): 2025/09/22; Inspected Entity: Chengmai Jinjiang Huayong Hardware Store; Manufacturer (Claimed): Hainan Weite Electric Group Co., Ltd. 13. Product Name (Claimed): Copper Core PVC Insulated Unsheathed Wire and Cable; Trademark (Claimed): Shibei + Graphic; Specification/Model: 60227IEC01(BV) 450/750V 1×2.5mm²; Production Date/Batch No. (Claimed): 2025/03/18; Inspected Entity: Tunchang Tuncheng Xinxin Hardware Store; Manufacturer (Claimed): Guangdong Shibei Electric Industrial Co., Ltd. 14. Product Name (Claimed): PVC Insulated Flame-Retardant Flexible Wire and Cable; Trademark (Claimed): Qilian Cable + Graphic; Specification/Model: BVR 450/750V 1×2.5mm²; Production Date/Batch No. (Claimed): 2025/06/22; Inspected Entity: Tunchang Tuncheng Xiaojiang Hardware Store; Manufacturer (Claimed): Guangdong Qilian Cable Co., Ltd. 15. Product Name (Claimed): PVC Insulated Unsheathed Wire and Cable; Trademark (Claimed): Zhongjian Cable; Specification/Model: 60227 IEC 01(BV) 450/750V 1×1.5mm²; Production Date/Batch No. (Claimed): /; Inspected Entity: Lingshui Yelin Beidou Daguangming Hardware Store; Manufacturer (Claimed): Hainan Zhongjian Cable Technology Co., Ltd. 16. Product Name (Claimed): PVC Insulated Unsheathed Wire and Cable; Trademark (Claimed): Zhongjian Cable; Specification/Model: 60227 IEC 01(BV) 450/750V 1×2.5mm²; Production Date/Batch No. (Claimed): 2024/12/24; Inspected Entity: Lingshui Yelin Beidou Daguangming Hardware Store; Manufacturer (Claimed): Hainan Zhongjian Cable Technology Co., Ltd. 17. Product Name (Claimed): Single-Core Hard Conductor Unsheathed Cable for General Use; Trademark (Claimed): /; Specification/Model: 60227 IEC 01(BV) 1×1.5mm² 450/750V; Production Date/Batch No. (Claimed): 2022/11/15; Inspected Entity: Sanya Jiyang District Wanwu Koudai Convenience Store (Individual Business); Manufacturer (Claimed): Shanghai Delixi Group Co., Ltd. 18. Product Name (Claimed): Single-Core Hard Conductor Unsheathed Cable for General Use; Trademark (Claimed): /; Specification/Model: 60227 IEC 01(BV) 1×2.5mm² 450/750V; Production Date/Batch No. (Claimed): 2022/11/29; Inspected Entity: Sanya Jiyang District Wanwu Koudai Convenience Store (Individual Business); Manufacturer (Claimed): Shanghai Delixi Group Co., Ltd. 19. Product Name (Claimed): Jianbao Cable; Trademark (Claimed): /; Specification/Model: BV 1×1mm² 300/500V; Production Date/Batch No. (Claimed): 2025/06/29; Inspected Entity: Sanya Jiyang Hezheng Hardware and Building Materials Store; Manufacturer (Claimed): Guangdong Jianbao Cable Co., Ltd. 20. Product Name (Claimed): Jianbao Cable; Trademark (Claimed): /; Specification/Model: BV 1×1.5mm² 450/750V; Production Date/Batch No. (Claimed): 2025/06/30; Inspected Entity: Sanya Jiyang Hezheng Hardware and Building Materials Store; Manufacturer (Claimed): Guangdong Jianbao Cable Co., Ltd. 21. Product Name (Claimed): Hong'ante Cable; Trademark (Claimed): /; Specification/Model: BV 1×1.5mm² 450/750V; Production Date/Batch No. (Claimed): 2025/03/17; Inspected Entity: Sanya Tianya Liheng Hardware Store (Individual Business); Manufacturer (Claimed): Hainan Hong'ante Wire and Cable Co., Ltd. 22. Product Name (Claimed): PVC Insulated Sheathed Flexible Wire and Cable; Trademark (Claimed): /; Specification/Model: 60227 IEC 53(RVV) 2×1mm² 300/500V; Production Date/Batch No. (Claimed): 2025/07/30; Inspected Entity: Sanya Jiyang Fuxiangshun Hardware and Building Materials Store; Manufacturer (Claimed): Guangdong Qilian Cable Co., Ltd. 23. Product Name (Claimed): Copper Core PVC Insulated PVC Sheathed Flexible Cable; Trademark (Claimed): /; Specification/Model: 60227 IEC 53(RVV) 2×1.5mm² 300/500V; Production Date/Batch No. (Claimed): 2025/10/15; Inspected Entity: Sanya Changhui Building Materials Co., Ltd.; Manufacturer (Claimed): Hainan Hong'ante Wire and Cable Co., Ltd. 24. Product Name (Claimed): PVC Insulated Aluminum Core Cable (Wire); Trademark (Claimed): /; Specification/Model: BLV 1×16mm² 450/750V; Production Date/Batch No. (Claimed): 2025/06/27; Inspected Entity: Sanya Jiyang Fuxiangshun Hardware and Building Materials Store; Manufacturer (Claimed): Hainan Hong'ante Wire and Cable Co., Ltd. 25. Product Name (Claimed): Copper Core PVC Insulated PVC Sheathed Flat Cable; Trademark (Claimed): /; Specification/Model: RVVB 2×1.5mm² 300/500V; Production Date/Batch No. (Claimed): 2024/12/24; Inspected Entity: Sanya Jiyang District Wanwu Koudai Convenience Store (Individual Business); Manufacturer (Claimed): Shanghai Delixi Group Co., Ltd. 26. Product Name (Claimed): PVC Insulated Unsheathed Wire and Cable; Trademark (Claimed): /; Specification/Model: 60227 IEC 05(BV) 1×0.5 300/500V; Production Date/Batch No. (Claimed): 2024/11/12; Inspected Entity: Haikou Shi Zhiweiran Trading Co., Ltd.; Manufacturer (Claimed): Zhejiang Chint Cable Co., Ltd.
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