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Xi'an Xu&Hui Electromechanical Technology Co., Ltd.
Xi'an Xu&Hui Electromechanical Technology Co., Ltd. Established on February 1, 2013, and headquartered in Xi'an, China, XZH TEST operates a dedicated four-story R&D and manufacturing facility spanning 3,000 square meters. Leveraging partnerships with prestigious institutions—such as Xidian University, Xi'an Jiaotong University, and various high-voltage research institutes—the company provides advanced high-voltage testing equipment and instrumentation. It serves a wide range of clients, including power system sectors (generation, transformation, distribution, and consumption), research organizations, and manufacturers of power equipment. XZH TEST is a national-level high-tech enterprise integrating research and development, production, sales, training, and service. We sincerely hold the tenet of "quality first, customers supreme, honor commitment trust worthy".Stays commitment R&D about electric power detection equipment and electric power automation, since its foundation, the company keeps living up to the belief of: "Create high-quality brand, casting first-class enterprise image". Also, we make the "steady development, the best quality "as the core concept of the enterprise.Our goal is to provide our customers with reliable test and measurement equipment that more safe and easy to use, we make measurement easier! Our Team We possess a highly experienced professional team, and our product design, R&D, manufacturing, and verification processes strictly adhere to ISO 9001 and CE standards, ensuring consistently superior quality. Dedicated to the research and development of electrical measurement instruments, our product portfolio encompasses a wide range of electrical testing equipment, including underground cable fault location systems, power transformer testing units, AC/DC withstand voltage (Hipot) testers, and insulation resistance testers. Leveraging our extensive expertise in measurement technology and continuous innovation—complemented by comprehensive service and technical support—we are committed to creating maximum value for our customers and delivering the most reliable electrical measurement solutions. Factory scene Our modern manufacturing plant features tidy, well-lit workshops with strict 5S management. Well-organized production zones, complete ventilation and purification systems create a clean, safe working environment, ensuring high-precision production for all power testing equipment. Certification Our enterprise holds complete authoritative qualifications including high-tech enterprise certificate, ISO quality management system certification, dozens of independent patents and professional power industry access licenses. All our power testing equipment passes strict standard performance inspection, full compliance certificates support domestic bidding and overseas export, reliable certification guarantees stable and high-quality products for global power engineering customers.
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Xi'an Hosts 2026 National Training and Assessment on High-Voltage Testing Technology; Xu&hui Provides Full-Scale Support 2026-07-09 In Xi'an, the heat of June was intensifying. From June 28 to July 5, 2026, the second national training and professional competency assessment for high-voltage testing technology was successfully held in the city. High-voltage testing technicians from the power industry across the country listened intently and took careful notes. Training Phase: Solidifying Theory, Guided by Expert Instructors From June 28 to July 3, the "Second National Training Course on High-Voltage Testing Technology of 2026," hosted by the Beijing Electric Power Training Center, was held in Xi'an. The curriculum covered a wide range of topics, including the application of high-voltage testing technology in UHV (Ultra-High Voltage) projects, the use of series resonance equipment in power testing, the analysis of common operational faults and testing techniques for instrument transformers, verification techniques for current and voltage transformers, testing methods for on-load tap changers and zinc oxide surge arresters, grounding techniques for electrical equipment, and partial discharge detection technology. Experts delivered systematic and in-depth lectures based on their extensive practical experience. Notably, Zhang Zhencun, Chairman of Xi'an Xuzhihui Electromechanical Technology Co., Ltd., was invited as an instructor; drawing on his years of technical expertise and field experience in high-voltage testing, he conducted a session on "Power Cable Testing and Inspection." The training was characterized by frequent classroom interaction and a highly engaging learning atmosphere. Assessment Phase: Practical Implementation and Testing of Real Competence From July 3 to 5, the National High-Voltage Metrology Station conducted a professional competency assessment for high-voltage testing personnel in the electric power industry. Hosted by the National High-Voltage Metrology Station and organized by Xi'an Xuzhihui Electromechanical Technology Co., Ltd., the event saw participants gather at the company's facility, where the practical assessment took place. As the provider of the practical assessment venue, Xuzhihui handled all site preparations and equipment calibration in advance. On the day of the assessment, the equipment in the facility's practical testing area was neatly arranged, ready for the participants' inspection. Conducted in accordance with the standard *T/CEC 315—2020: Specification for Training and Assessment of High-Voltage Testing Personnel in the Electric Power Industry*, the assessment was divided into Class I and Class II categories. The practical skills examination covered mandatory subjects such as insulation performance tests, impedance measurement tests, and metrological performance tests, comprehensively evaluating the participants' hands-on abilities and on-site adaptability. Throughout the assessment, participants completed the various practical tasks in turn, demonstrating standardized and proficient operational skills while proctors strictly graded their performance. Many participants noted that the theoretical knowledge acquired during training was effectively tested and applied in practice, deepening their understanding. The assessment concluded successfully after the final participant finished their task. Those who passed all assessment subjects will receive a "Professional Competency Certificate for the Electric Power Industry" issued by the China Electricity Council; the certificate is valid for three years and can be verified or downloaded via the electric power industry talent development service platform. Established in 2013, Xi'an Xuzhihui Electromechanical Technology Co., Ltd. is a national high-tech enterprise integrating R&D, production, sales, and service. The company primarily serves sectors involved in power generation, transformation, distribution, and consumption, as well as manufacturers of power equipment. During the recent training and assessment, witnessing power industry professionals from across the country skillfully operating the equipment inspired us to reflect on how we can further enhance our products and services. Looking ahead, Xuzhihui will continue to deepen its engagement in the field of power testing and support the industry's development with a pragmatic approach.Contact Us
CICA Inaugural Competition: Xi'an Xu&hui Equipment Named Official Designated Competition Facility 2026-07-06 The inaugural CICA Member States Workers' Skills Competition was held in Guangzhou from June 30 to July 4, 2026. This marked the first international skills competition for workers organized within the framework of the Conference on Interaction and Confidence Building Measures in Asia (CICA). The event was hosted by the All-China Federation of Trade Unions and organized by the China Workers' Centre for International Exchange, the Guangzhou Municipal People's Government, and the Guangdong Provincial Federation of Trade Unions. Competition as a Bridge: Artisans from 23 Countries Gather in Guangzhou The competition, themed "Mutual Trust, Mutual Learning, and Crafting the Future Together," featured three events—masonry, UAV assembly and maintenance, and intelligent inspection of high-voltage cables—spanning the fields of traditional infrastructure, emerging technologies, and energy security. Approximately 80 representatives from 23 CICA member and observer states gathered in Guangzhou. Chinese, English, and Russian served as the working languages, facilitating skill exchanges among contestants from various countries. Alongside the competition, technical exchanges and skill demonstrations were held to showcase China’s vocational skill standards, vocational education models, and equipment manufacturing technologies to CICA nations. Multiple pieces of equipment from Xi'an Xu&hui debuted at the competition and were designated as official competition facilities and equipment. Cable length measurement and route tracing constitute one of the core modules in the high-voltage cable intelligent operation and maintenance competition. The XHGX507C pipeline locator and XHGG502A cable fault tester, manufactured by Xi'an Xu&hui Electromechanical Technology Co., Ltd., were designated by the organizers as the official equipment for this module. The stable performance of both devices during the competition earned unanimous acclaim from contestants and the judging panel alike. Mr. Zhang Zhencun, Chairman of Xi'an Xu&hui Electromechanical Technology Co., Ltd., was invited to serve as a judge for the intelligent operation and inspection project for high-voltage cables, drawing upon his profound professional expertise in the field of cable testing. In addition to supplying equipment for the competition, the organizers provided Xi'an Xu&hui with a dedicated space to showcase its products. The company displayed a range of core products on-site, including the XHGG502A cable fault tester, XHDD503E+ cable fault pinpointing device, XHGX507C pipeline locator, XHHV515-8L high-voltage pulse generator, XHSC-60Q burn-through unit, XHZS506YS cable spiking tool, XHHV535-4TSB integrated cable fault testing system, and cable outer sheath diagnostic tester. At the booth, these devices attracted numerous contestants, team leaders, and guests who stopped to make inquiries. Technical personnel from various CICA (Conference on Interaction and Confidence-Building Measures in Asia) member countries showed keen interest in the equipment's level of intelligence, ease of operation, and detection accuracy.Xi'an Xu&hui Electromechanical Technology Co., Ltd. Highlights from the competition During the competition, contestants from various countries engaged in fierce rivalry within the "Intelligent Operation and Inspection of High-Voltage Cables" category. In the cable length measurement and route tracing module, participants demonstrated exceptional skill and precision while operating the XHGX507C pipeline locator and the XHGG502A cable fault tester.This event marks significant international recognition of the "Xu&hui Quality" standard. Participating in the CICA (Conference on Interaction and Confidence-Building Measures in Asia) Employee Skills Competition served not only as a showcase of the product capabilities of Xi'an Xu&hui but also as a vital initiative in the company's deep engagement with international skills exchange and its contribution to the "Belt and Road" development.Looking ahead, Xi'an Xu&hui remains committed to the spirit of craftsmanship and will continue to deepen its expertise in the fields of cable testing and intelligent operation and inspection. Through superior product quality and continuous technological innovation, the company aims to contribute Chinese strength to global energy security and ensure that "Smart Manufacturing from China" shines brightly on the world stage.
Focusing on Cable Fault Detection, Safeguarding Grid Safety — A Look at Xi'an Xu&Hui Electromechanical Technology Co., 2026-07-02 As midsummer arrives and temperatures steadily climb, cooling equipment—such as air conditioners and fans—is running at full capacity, driving electricity consumption to its annual peak. With grid loads repeatedly hitting record highs, power cables are operating under heavy loads for extended periods; this leads to increased heat generation and accelerated insulation aging, thereby raising the risk of failure. Every unexpected outage can result in power loss for residential buildings and the halting of factory production lines. Ensuring a stable power supply is vital to public well-being, and rapid power restoration is a race against time. Precisely and quickly locating cable faults is a critical link in this summer’s mission to safeguard the power grid. In the historic city of Xi'an, one company—Xi'an Xu&Hui Electromechanical Technology Co., Ltd.—has long specialized in the field of power testing. Dedicated to providing the power industry with advanced high-voltage testing equipment and instruments, the company safeguards the safe operation of the power grid through its technology and products. 01 Based in the ancient capital, deeply rooted in the field of power testing. Established in 2013 and headquartered in the Ronghao Industrial Park, Gaoling District, Xi'an, Xi'an Xu&Hui Electromechanical Technology Co., Ltd. is a national high-tech enterprise integrating scientific research, production, sales, training, and service.  The company primarily serves sectors involved in power generation, transformation, distribution, and consumption, as well as enterprises related to power equipment; it operates a dedicated four-story facility spanning 3,000 square meters for R&D and production and maintains a professional technical team.  Xi'an Xu&Hui remains committed to its corporate mission of "safeguarding the reliable operation of power systems" and upholds the corporate spirit of "unity, entrepreneurship, pragmatism, and innovation." 02 Product Portfolio: A one-stop solution ranging from detection to positioning. Cable Fault Detection Equipment / Cable Fault Tester This instrument is designed to locate faults in power cables of various materials, including low-resistance, short-circuit, and open-circuit faults, as well as high-resistance leakage and high-resistance flashover faults. It utilizes embedded industrial computer technology and the "multiple-pulse method," while also incorporating high-voltage impulse flashover and low-voltage pulse testing techniques, enabling the detection of both high- and low-resistance faults in cables rated at 35 kV and below. Cable Fault PinpointerUtilizing the acoustic-magnetic synchronization principle, this device enables precise pinpointing and location verification of fault sites in complex field environments, significantly enhancing operational efficiency. The cable tracer, comprising a signal generator and a receiver, identifies and accurately locates cable paths within the burial area. The product features high output power, robust resistance to vibration and interference, and reliable performance.High-Voltage Pulse GeneratorThis unit provides the high-voltage impulse signal source for cable fault detection. It works in conjunction with the main testing unit to perform impulse flashover testing for high-resistance faults and serves as a critical component of the cable fault ranging system.Cable Fault Testing Vehicle (Vehicle-Mounted Cable Fault Location System)An integrated system comprising nine major components, including a high-voltage pulse generator, cable fault ranging unit, cable fault pinpointer, cable tracer, cable identifier, insulation resistance tester, and 0.1Hz VLF withstand voltage test system. It is suitable for power cables of various cross-sections and insulation materials, capable of addressing low-resistance, short-circuit, open-circuit, high-resistance leakage, and high-resistance flashover faults.Cable Fault Simulation and Calibration SystemDesigned to simulate various faults in single-core power cables rated at 10kV and above, this system works with ranging instruments and high-voltage signal generators to simulate and demonstrate detailed fault-ranging processes in the field. It is also used for training personnel in the diagnosis, location, and ranging of cable sheath faults. 03 Qualifications and Honors: A Testament to Strength After years of development, Xu&Hui has secured numerous significant qualifications and honors, including: National High-Tech Enterprise. "Grade A" Tax Credit Rating Construction Enterprise Qualification Certificate (Grade II General Contractor for Electric Power Engineering) Grade III Qualification for Installation, Grade II for Repair, and Grade II for Testing of Power Facilities, among others. The company holds over 30 patented technologies, such as a new type of capacitor for cable fault location, a secondary flashover detection device for power cable faults, and a DC attenuation variable-frequency degaussing device. In 2026, the company obtained a patent for a "comprehensive low-voltage cable tracing device" and applied for a patent for a "cable fault precise localization method and system based on waveform analysis." This technology enables path planning, anti-interference localization, fault diagnosis, and depth measurement, significantly enhancing the efficiency and accuracy of cable fault localization. 04 Looking to the Future Xi'an Xu&Hui holds a clear and ambitious vision for its future development. The company will continue to leverage its technical strengths in power testing and achieve breakthroughs in domestic substitution. Simultaneously, it will deepen industry-academia-research collaborations with universities, utilizing advanced technologies to bring its products to the global market and contribute to the high-quality development of the power testing industry.From the historic city of Xi'an to over 50 countries and regions worldwide, Xi'an Xu&Hui safeguards the safe operation of power grids through solid technical expertise and high-quality products and services. Moving forward, the company will remain committed to its core philosophy—"serving the power industry through technology and achieving corporate success through progress"—while continuously pursuing technological innovation and product optimization to establish itself as a renowned enterprise in the power testing equipment manufacturing sector.
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Building B8-01, Phase I, Ronghao Industrial City, No. 2098, Weiyang 9th Road, Gaoling District, Xi'an, China
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