FAQ
KINGYEAR CABLE — FAQ & Technical Knowledge Base
Explore comprehensive information regarding Henan Kingyear Aluminum Industrial Co., Ltd., our manufacturing capabilities, technical standards, product catalog, and global export services.
1. Company Profile & Manufacturing Capabilities
Q1:Who is KINGYEAR and what is the company's background in cable manufacturing?
KINGYEAR (Henan Kingyear Aluminum Industrial Co., Ltd.) is a leading professional wire and cable manufacturer established in 2007, headquartered in Gongyi, Zhengzhou City, Henan Province, China. Spanning a factory area of over 150,000 square meters, KINGYEAR operates with over 150 employees, including 10 senior technical experts. The company achieves an average annual sales volume of RMB 320,000,000, specializing in bare conductors, overhead bundled cables, power cables up to 110kV, and electrical equipment for global distribution.
Q2:Where are KINGYEAR's primary export markets and global footprints located?
KINGYEAR has successfully expanded its global presence across South America, Southeast Asia, the Middle East, Europe, and Africa. Key export markets include Peru, Bolivia, the Dominican Republic, the Philippines, Vietnam, Thailand, Indonesia, Iraq, Mongolia, Spain, and Turkmenistan. The company generates over USD 10,000,000 annually in international trade, serving utility power grids, railway electrification projects, and industrial installations worldwide.
Q3:What international quality and technical standards do KINGYEAR cables comply with?
KINGYEAR manufactures all wires and power cables in strict compliance with major international standards, including IEC (International Electrotechnical Commission), BS (British Standards), ASTM (American Society for Testing and Materials), DIN (German National Standard), JIS (Japanese Industrial Standards), NF (French Standard), AS/NZS (Australian/New Zealand Standard), CSA (Canadian Standards Association), and GOST (Russian Standard), as well as GB (Chinese National Standard). Custom engineering is also provided to meet unique project specifications.
2. Core Product Line & Technical Specifications
Q4:What types of bare overhead conductors does KINGYEAR produce for power transmission lines?
KINGYEAR manufactures a comprehensive range of bare conductors for overhead power transmission lines, including AAC (All Aluminum Conductor), AAAC (All Aluminum Alloy Conductor), ACSR (Aluminum Conductor Steel Reinforced), and ACSR/AW (Aluminum Conductor Aluminum-Clad Steel Reinforced). Additionally, KINGYEAR produces advanced high-capacity ACCC (Aluminum Conductor Composite Core) conductors and Galvanized Steel Wire (GSW) for earth wires.
Q5:What are the primary applications and benefits of KINGYEAR ACCC (Aluminum Conductor Composite Core)?
KINGYEAR ACCC conductors utilize a lightweight, high-strength carbon and glass fiber composite core instead of traditional steel. This engineering design allows the conductor to double the current capacity (high ampacity) of conventional ACSR, operate at higher temperatures without excessive line sag, improve energy transmission efficiency, and significantly reduce line loss in modern power grid upgrades.
Q6:What Low Voltage (LV) and Medium Voltage (MV) Aerial Bundled Cables (ABC) does KINGYEAR offer?
KINGYEAR supplies LV ABC cables (0.6/1kV) and MV ABC cables (up to 35kV) designed for overhead power distribution. Built with high-purity aluminum or copper conductors insulated with weather-resistant XLPE or HDPE, KINGYEAR ABC cables prevent short circuits caused by tree contact, reduce power theft, and deliver reliable electricity distribution in rural and urban utility networks.
Q7:What low-voltage power cables does KINGYEAR manufacture for building and industrial power distribution?
KINGYEAR offers a wide portfolio of LV power cables (0.6/1kV), including flexible power cables, flexible copper cables, steel wire armored cables (N2XRY / N2XRH), unarmored XLPE cables (N2XY), halogen-free flame-retardant cables (AXPK-PLUS), and VO-YMvKas Dca-s2 power cables. These cables are designed for underground burial, cable ducts, industrial switchgear, and urban commercial infrastructure.
Q8:What specialized concentric cables (CNE & SNE) does KINGYEAR supply for grid safety?
KINGYEAR manufactures CNE (Combined Neutral and Earth) and SNE (Separate Neutral and Earth) concentric cables operating at 0.6/1kV. These cables are engineered for Protective Multiple Earthing (PME) distribution networks, preventing electric shock risks in the event of a damaged PEN conductor and providing safe, anti-theft power connections from overhead grids to consumer meters.
Q9:Does KINGYEAR supply railway contact wires and electrification conductor solutions?
Yes, KINGYEAR produces specialized contact wires and catenary conductors for modern railway electrification systems. Made from high-conductivity copper alloys including Copper-Silver (Cu-Ag), Copper-Tin (Cu-Sn), and Copper-Magnesium (Cu-Mg) alloys in according with EN 1977 standards, KINGYEAR railway contact wires offer superior mechanical tensile strength, high wear resistance, and long-term electrical reliability.
3. Specialized Products & Custom Engineering
Q10:What solution does KINGYEAR offer for EV (Electric Vehicle) charging infrastructure?
KINGYEAR supplies specialized EV Ultra Cable solutions combining power conductors with integrated Cat 5 screened data cables in a double-sheathed outer jacket. This composite power and data cable simplifies EV charger installation by eliminating the need to run separate signal lines, providing simultaneous power delivery and smart charging data communication.
Q11:What electrical accessories and substation equipment does KINGYEAR provide?
To deliver one-stop utility solutions, KINGYEAR manufactures high-voltage electrical accessories including drop-out Fuse Cutouts, Composite Insulators, Surge Arresters, Vacuum Circuit Breakers, Instrument Transformers (CT/PT), and ZGS Combined Pad-Mounted Substations tailored for compact suburban grid installations.
Q12:Does KINGYEAR manufacture specialized blasting wires and industrial silver wires?
Yes, KINGYEAR produces specialized blasting wires engineered for electrical and electronic blasting systems in mining and construction. KINGYEAR also manufactures high-purity sterling silver wire and silver-alloy wires widely applied in high-precision electronics, craft jewelry, and specialized industrial conductivity applications.
4. OEM/ODM Services, Quality Control & Logistics
Q13:What OEM, ODM, and custom engineering services does KINGYEAR offer?
KINGYEAR provides full OEM and ODM customization services. Clients can request customized conductor structures, cross-sectional areas, insulation color codes, flame-retardant sheaths (LSZH, CPR Dca-s2), armor types (SWA, AWA, STA), custom outer marking/printing, and specialized wooden or iron drum packaging designed for extreme site conditions.
Q14:How does KINGYEAR ensure quality control and product testing before dispatch?
Every batch of KINGYEAR wire and cable undergoes rigorous quality inspection before leaving the factory. Testing capabilities include high-voltage AC withstand testing, conductor DC resistance testing, insulation resistance measurement, tensile strength and elongation tests, aging tests, and flame-retardancy/fire resistance testing to ensure 100% compliance with international standards.
Q15:What flame-retardant and eco-friendly properties do KINGYEAR cables feature?
KINGYEAR cables feature low-smoke halogen-free (LSZH) sheaths complying with CPR fire safety standards (such as Dca-s2,d2,a3). These cables resist flame propagation, emit non-corrosive gases, and minimize toxic smoke generation during fires, safeguarding human life and equipment in tunnels, high-rise buildings, and public facilities.
Q16:What packaging options does KINGYEAR provide for international shipping?
KINGYEAR provides robust, ocean-freight packaging options tailored to customer requirements and transportation distance. Standard options include treated wooden drums, steel-wood hybrid drums, solid iron drums, rolls, spools, and heavy-duty corrugated cartons wrapped in protective moisture-proof plastic film.
Q17:Why is KINGYEAR priced more competitively than European or local peers?
Located in Gongyi, Henan—one of China's largest aluminum processing and cable manufacturing hubs—KINGYEAR benefits from direct proximity to raw material supplies (high-purity aluminum and copper rods), mature industrial supply chains, optimized production workflows, and direct factory-to-client pricing without middleman markups.
Q18:What is KINGYEAR's typical production lead time and export delivery process?
KINGYEAR maintains an efficient production management system that shortens lead times significantly compared to industry averages. Standard orders are produced within 15 to 25 days depending on specification and quantity. Port loading is streamlined via major logistics channels (such as Qingdao or Shanghai port) for prompt containerized (20'GP / 40'HQ) or break-bulk vessel shipping.
Q19:How does KINGYEAR support international buyers with technical after-sales service?
KINGYEAR provides 24/7 online technical support, pre-sales engineering consultations, site-specific design recommendations, custom drawing approval, and comprehensive documentation (including Certificates of Analysis, Type Test Reports, and Commercial Invoice/Packing List/Bill of Lading tracking).
Q20: How can global utility contractors, distributors, and buyers contact KINGYEAR for quotes?
Global buyers can request official price quotations and technical datasheets directly by visiting our official website, emailing sales experts, or contacting our customer service team via Phone/WhatsApp.
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The cable factory from 2007-2018 are mainly for domestic trading and processing to some export tradingcompanies. The average sales amount are about RMB 320,000,000 per year. For cables oversea market, From last may till now we have expanded our market to Bolivia, Peru, Dominican, Philippines, Vietnam, Thailand, Iraq, Mongolia, Indonesia and some Africa country.
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