HomeSupplier Discoveryarrow-rightInstruments & Metersarrow-rightTest Machinearrow-rightError Curve Test Factories & Companies
Filter
Category
More
Management Certification
More
R&D Capacity
Annual Revenue
No.of Employees
More
Province & Region
More
about error curve test
  • Technological Innovation
  • Reliable Supply Chains
  • Substantial Manufacturing Capabilities

error curve test400+ factories verified

Beijing Kwinbon Technology Co., Ltd.

18 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Elisa Kit, Test Kit, Food Safety Test, Test Strip of Food, Diagnostic Elisa Kit, Milk Test Strip
Country/Region:
Beijing, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Beijing kwinbon Biotechnology Co., Ltd is a new and high tech company specialized in food safety research and development The company was set up in 2002. Kwinbon has completed construction of an 8000 square meter laboratory facilities, which is made of standard laboratory, SPF laboratory animal housingfactory building. At present the company has more than 270 employees, 50% of them are research and development personnel. The company integrates researching, manufacturing, marketing and servicing and it is the industrialization base of many major national scientific programs and projects in China, which has now become one of the most influential enterprises in the area of rapid test of food safety in China.

Wuhan Blue Equator Intelligent Equipment Co., Ltd.

Main Products:
Inertial Navigation Test Table, Motion Simulator, Gyroscope Test Stand/Rotary Test Stands, Motion Simulation Rate Table, Gyro Calibration Fixtures
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Blue Equator Intelligent Equipment Co., Ltd. is a high-tech enterprise specializing in the design, development, and manufacturing of precision motion simulation and inertial navigation test equipment. Our core product portfolio includes Inertial Navigation Test Tables, Motion Simulators, Gyroscope Test Stands, Rotary Test Stands, Motion Simulation Rate Tables, and Gyro Calibration Fixtures.

Jinan Cyeeyo Instruments Co., Ltd.

Main Products:
Paper Packaging Testing Equipment, Rubber and Plastic Testing Equipment, Textile Testing Equipment, Gas Detector, Analytical Instruments, Thermal Analyzer, ATP Detector, Moisture Meter
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Jinan Cyeeyo Instruments Co., Ltd., as the excellent provider of testing instruments and testing services, focuses on customer needs. With her specialization in theorematic research, lab construction as well as instrument R&D and production, Cyeeyo Instruments is devoted to provide most excellent and complete quality control solutions for pharmaceutical, foodstuff, cosmetics, packaging, printing, paper, rubber, adhesive, automotive, petro chemistry, environment, biology, new energy, construction, aviation and electronic industries worldwide.

Dk Testing Equipment (Hangzhou) Co., Ltd.

5.0
Main Products:
Battery Tester, Battery Analyzer, Battery Capacity Tester, Battery Test Machine, Battery Test Equipment, Battery Capacity Checker, Battery Charge and Discharge Tester, Battery Charger, Battery Discharger, Battery Charger and Discharger
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
DK TESTING EQUIPMENT Co., Ltd. is a high-tech entrepreneurial company dedicated to the innovation, development and application of battery testing, maintenance and charging technology. The company specializes in R & D, production, sales of high-precision battery testing and maintenance equipment, intelligent battery chargers, distributed charging stations, and power exchange systems. We're committed to provide global battery manufacturers, new energy vehicle manufacturers, colleges and research institutions, laboratories and testing institutions with high-performance battery testing, maintenance service as well as a safe & intelligent charging solutions.

QINHUANGDAO ZENITH SOLAR TECHNOLOGICAL CO., LTD.

17 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Solar Machine, Solar Panel Machine
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Our company supplies different kinds of products. High quality and favorable price. We're pleased to get your Inquiry and we will come back to as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective. To perfect our service, we provide the products with good quality at the reasonable price.

Shenzhen Vilva Electronic Co., Ltd.

17 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Load Bank, EV-Charging Tester
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Shenzhen VILVA Electronic Co., Ltd was established in 2010, when new energy was rising, based on toughness and persistence, grown up as a group company, onsisting of three wholly-owned subsidiaries and a shareholding subsidiary. The group headquarters is located in Shenzhen City, is a core city in Guangdong-Hong Kong-Macao Greater Bay Area and is known as an Innovative design capital. And its

Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.

17 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Geophysical Equipment, Borehole Camera, Well Logging Equipment, Water Level meter ,Resistivity Meter, Seismic equipment, Magnetometer
Country/Region:
Chongqing, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Chongqing Gold Mechanical & Electrical Equipment Co., Ltd is a high-tech enterprise for researching, designing, developing and producing scientific and measuring instruments. With its continuous drawing of lessonas, unremitting innovation and borrowing of advanced technology from both at home and abroad, our company is now becoming a professional manufacture of oil tester, electric tester, laboratory instrument, road building instrument and geophysical equipment.

Hangzhou Giantway Import & Export Co., Ltd.

14 yrs
·Trading Company
Main Products:
Transformer Winding Machine, Transformer Silicon Steel Slitting Machine, Transformer Silicon Steel Cutting Machine, Corrugated Fin Folding Machine, Hot Air Circulating Oven System, Vacuum Oil Filter,
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Our company Hangzhou Giantway Import &export Co., Ltd., was founded in 2013. Our company is mainly doing international business for COMPONENTS, ELECTRICAL INSULATION MATERIALS, which used in oil and dry transformers, electrical motors and generators, electronic products etc. We have also the product for building industry, household applicants and other areas. Our team is growing, and we have more than 10 years experience at this field. We export our products to Europe, South America, Asia, Africa etc...We cooperated closely with professional manufacturers in China. Thanks with the support from them, we offer high quality products with reasonable price to the market. We aim to meet specific demand from our customers, we offer whole-package products, we offer solutions for them, with fast response. We work in flexible and frankly way. We grow together with our suppliers and customers. Except machine, we′ Re also looking for new opportunities for other products. Welcome new business opportunities.

Hangzhou Singclean Medical Products Co., Ltd.

24 yrs
·Manufacturer/Factory & Trading Company
Main Products:
In Virto Diagnostic Test Kit, Medical Sodium Hyaluronate Gel, Hyaluronic Acid Dermal Filler, Hemostatic Products
Country/Region:
Zhejiang, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Founded in 2002, Singclean Medical has been dedicated to the innovation of absorbable biomaterials, and now has 20 years of expertise in the industry of absorbable biomaterials and ranks among the top 3 Chinese Manufacturer and one of the world's leading innovators in this industry.

Wuhan Huadian High-Tech Electrical Equipment Co., Ltd

20 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Series Resonance Test System, Circuit Breaker Test Equipment, Transformer Test Equipment, High-Voltage Test Instrument, Relay Protection Test Device, Cable Testing Equipment‌
Country/Region:
Hubei, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Wuhan Huadian Hi-Tech Electrical Equipment Co., Ltd. (abbreviated as Huadian Hi-Tech), established in 2007 through the corporatization restructuring of the tertiary subsidiary of the former Wuhan High Voltage Research Institute, is a high-tech enterprise. Its predecessor, Wuhan High Voltage Research Institute Huadian Electric Company, founded in 1991, was among China's earliest manufacturers of high-voltage testing equipment.

Haomai Electric Power Automation Co., Ltd.

27 yrs
·Manufacturer/Factory & Trading Company
Main Products:
CT PT Analyzer, Relay Protection Test System, Substation DC System Tester, Battery Test System
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Company Profile:
HAOMAI Electric Power Automation - Expert in Relay Testers & CT AnalyzersCompany OverviewWuhan HAOMAI Electric Power Automation Co., Ltd. (brand: Relaystar) is a leading manufacturer of relay protection testers, CT analyzers, and power testing equipment. Established in 1999, HAOMAI specializes in high-precision devices for utilities, substations, and industrial power systems.

Wuhan Kaidi Zhengda Electric Co., Ltd.

14 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Series Resonance, Hipot Tester, High Voltage Test Equipment, Cable Fault Locator, Electric Power Analyser
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Wuhan Kaidi Zhengda Electric is a high-tech enterprise integrating research and development, production and sales of power testing equipment, instruments and power online monitoring systems. Provide a variety of types of high-tech power testing products, and in high voltage testing to provide users with a full set of electrical test equipment, to solve the power equipment supporting solutions.

Wuhan Huayi Electric Power Technology Co., Ltd.

21 yrs
·Manufacturer/Factory & Trading Company
Main Products:
AC DC Hipot Tester, Transformer Tester, Relay Protection Tester, Tan Delta Tester, Turn Ratio Tester, Pd Detector, Contact Resistance Tester, CT PT Analyzer, Oil Bdv Tester, Insulation Resistance Tester
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Wuhan Huayi Electric Technology Co., Ltd.

Refine On (Hebei) Electric Power Technology Co., Ltd.

7 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Hipot Tester, Transformer Tester, Transformer Oil Test, CT PT Analyzer, Cable Tester, Partial Discharge Tester, Contact Resistance Tester, Circuit Breaker Tester, Hv Surge Counter Tester
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Refine On (Hebei) Electric Power Technology Co., Ltd. is strategically located in the Mancheng High-tech Development Zone of Baoding City-a core area renowned for its agglomeration of high-tech enterprises in North China, boasting convenient transportation networks, abundant talent resources, and a supportive industrial ecosystem for technological innovation. Rooted in this fertile ground for development, the company has fully dedicated itself to the high-tech field of power system automation, focusing on the R&D, production, and promotion of cutting-edge products that address the core needs of the power industry. Its product portfolio covers a comprehensive range of solutions, including power system marketing measurement equipment (such as intelligent electric meters, metering verification devices, and load management terminals), operation and maintenance high-voltage testing instruments (like transformer oil BDV testers, high-voltage insulation resistance testers, and partial discharge detectors), distribution network testing tools (including feeder automation testers, fault locators, and cable testing equipment), power consumption inspection devices (such as electricity theft detection instruments and energy efficiency analysis tools), as well as a full line of specialized tools and meters. As a technology-driven enterprise integrating R&D, production, sales, and after-sales service, it has established a one-stop service system to ensure that every link from product conception to user application is seamlessly connected and of high quality.

Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.

4.0
Main Products:
Oil Purifier, Fire Testing Equipment, Petroleum Products Testing Equipment, Electrical Testing Equipment, Transformer Test Set, Oil Test Kit, Fire Retardant Test, Cone Calorimeter, Bdv Tester, Flash Point Tester
Country/Region:
Chongqing, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Chongqing Gold Mechanical & Electrical Equipment Co., Ltd is a high-tech enterprise for researching, designing, developing and producing scientific and measuring instruments. With its continuous drawing of lessonas, unremitting innovation and borrowing of advanced technology from both at home and abroad, our company is now becoming a professional manufacture of oil tester, electric tester, fire testing equipment, and oil purifier.

Dongguan Youbi Test Equipment Co.,Ltd

4 yrs
·Trading Company
Main Products:
Tensile Tester, Impact Tester, Abrasion Tester, Climate Chamber, Hardness Tester, Controller, Battery Test Machine, Testing Machine, Test Chamber, Test Equipment
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
YouBi Test Equipment Co., Ltd. is a professional manufacturer specializing in a full range of environmental simulation test equipment. Our production base is strategically located in Dongguan, China's renowned manufacturing hub. We are committed to expanding our global marketing network and refining our after-sales service system, both of which have earned high recognition from customers worldwide. A majority of the core components of our products are sourced from well-known suppliers in Japan, Germany, Taiwan, and other regions, ensuring premium quality at every step. Equipped with advanced production facilities and backed by strong technical expertise, we have forged long-term partnerships with R&D institutions in Beijing, Shanghai, and overseas markets. By integrating cutting-edge technologies from these collaborations, we consistently drive the R&D and innovation of new products to meet evolving market demands.

Beijing GFUVE Electronics Co., Ltd.

Main Products:
Current Transformer, Energy Meter Calibration, Power Quality Analyzer, Test Equipment, CT PT Analyzer, Relay Test Equipment, Split Core Current Transformer, Current Probe, Voltage Transformer, Power Meter
Country/Region:
Beijing, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Beijing GFUVE Electronics Co., Ltd. Was established in 2005. It combined science, industry and trade together as one high-tech enterprise. GFUVE mainly produces split core current transformer, high voltage ammeter recorder, IEC61850 test suite software, meter test equipment, current probe, reference standard meter, phantom load power source, electrical measurement instrument, relay test set, transformer test, CT analyzer, Test equipment, and power meter, power analyzer, intelligent digital meter, transducer, handheld terminal and split core current transformer, voltage transformer and current transformer models etc.

EP HIPOT ELECTRIC CO., LTD.

10 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Transformer Test Equipment, Circuit Breaker Testing Equipment, High Voltage Test System, CT PT Testing and Calibrating, High Voltage Insulation Testing, DC System and Battery Testing, Cable Faults, Test and Diagnostics, Arrester and Insulator Testing
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Company Profile:
EP Hipot Electric Co., Ltd has rich experience of more than 20 years in R& D, manufacturing and marketing of market-leading high voltage test equipment. Passion, knowledge, expertise and technology drive us to help our customers all over the world, to maintain their assets value, improve their reliability, reduce maintenance costs and extend working life of the electrical systems and related apparatus. Our application specialists also perform on site trainings and workshops in order to share our knowledge with customers. We maintain quality control so that you can trust our products and receive expert help in selecting or servicing equipment. We are proud of the work we do to help utilities and electrical contractors keep the lights on and protect critical loads all over the world.

Dongguan Nanxus Information Technology Co., Ltd

Main Products:
Universal Testing Equipment, Testing Equipment, Laboratory Equipment, Climatic Chamber, Temperature Controller, Environmental Chamber, Battery Tester, Tensile Testing, Humidity Chamber, Testing Machine
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
The company was established in August 2003. The new factory in Dongguan headquarters has an area of more than 14, 000 square meters (will be relocated in 24 years). The old factory is about 7000 square meters. The company is a Chinese famous brand product, a city, province, and national high-tech enterprise, a small giant in the industry "specialized and special" enterprise, a national and provincial intellectual property demonstration enterprise, Dongguan City Material Property Measurement and Control Test Equipment Engineering Technology Research Center, Dongguan City Patent Cultivate enterprises, national secondary measurement certification, ISO9001 certification. We have won the first prize and second prize of the National Light Industry Science and Technology Award, the first prize of the Provincial Light Industry Science and Technology Award, the first prize of the Dongguan Division of the China Innovation and Entrepreneurship Competition, the member unit of the National Standardization Technical Committee for Shoemaking, and the National Leather Industry Standardization Technical Committee Member unit, member unit of the National Luggage and Bag Standardization Technical Committee, member unit of the Leather Machinery Sub-Technical Committee of the National Light Industry Machinery Standardization Technical Committee, and member unit of the Rubber Shoes Association Technical Committee of the National Rubber and Rubber Products Standardization Technical Committee. The company has more than 40 invention and utility model patents. Our company leads and participates in the formulation of 29 national and industry standards. The company has 26 provincial high-tech product certifications. The company mainly develops and produces shoe leather, bags, rubber products, stationery and other physical devices and instruments. The main customers are the national quality inspection system, enterprise laboratories, university research institutes, etc.

Suzhou Tophung Machine Equipment Co., Ltd.

20 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Testing Machine, Tensile Testing Machine, Universal Testing Machine, Bending Testing Machine, Cable Testing Equipment, Photovoltaic Cell Testing Machine, Dry Chamber, Impact Test, Test Machine, Fatigue Testing Equipment
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Tophung strategic cooperation with Germany Cadis, and on going technical exchange.

Dongguan Xin Bao Instrument Co.,Ltd

18 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Testing Machine, Test Chamber, Tensile Testing Machine, Climatic Chamber, Vibration Test Machine, Salt Spray Chamber, UV Aging Test Chamber, Dust Chamber, Drying Oven, Testing Equipment
Country/Region:
Guangdong, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Dongguan Xin Bao Instrument Co., Ltd with its own brand, OTS, has been dedicating in providing professional testing equipment with top quality since its establishment in 1978, It owns sophisticated and advanced technology in producing temperature and humidity chambers, climatic test chambers, environmental chambers, thermal shock test chambers, rain and dust test chambers, salt spray chambers, walk in /drive in test chambers and other customized test chambers, tensile testing machine, vibration test machine, Paper Packaging Testing Equipment, Luggage Testing Equipment, Furniture Testing Equipment, Leather and Shoes Testing Equipment, Mobile phone and PC Testing Equipment, Battery Testing Equipment, Plastic and Rubber Testing Equipment, Products made by OTS reach international standards: ISO, ASTM, DIN, EN, GB, BS, JIS, AMSI, UL, TAPPI, AATCC, IEC. They are also widely used in different area: R&D Institutions, Quality Inspection Institutions, Universities, electronics, communications, instrumentation, automobile, plastic, metal, Building materials, Aviation, etc.

Safeway Inspection System Limited

5.0
Main Products:
X-ray Baggage Scanner, Security X-ray Scanner, X-ray Luggage Scanner, Passenger Car and Vehicle Scanner, Dangerous Liquid Detector, Explosive and Narcotics Trace Detector, Walk Through Metal Detector, Handheld Metal Detector, Container Cargo and Vehicle Inspection System, Food X-ray Scanner
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
We are Safeway System. We make excellent Security X-ray Machines & EOD Equipment

Wuhan Goldhome Hipot Electrical Co., Ltd.

5.0
Main Products:
AC Resonant Test System, AC/DC Hipot Tester, Circuit Breaker Analyzer, Hv Test Set, Power Frequency Hipot Tester, Transformer Tester, AC Dielectric Test Set, Partial Discharge Test Set, High Voltage Test Set, Primary Current Injection Test Set
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Wuhan Goldhome Hipot Electrical Co., Ltd was established in 2008, with the double efforts to struggle under more than ten years' diligent hard-working and adhere to spirit of keeping truth-seeking and pragmatic, exploring one professional road with competitive development in the electric and power testing field.

Shenzhen Huahui Precision Machinery Technology Co., Ltd.

9 yrs
·Manufacturer/Factory & Trading Company
Main Products:
CNC Machining Parts, Sheet Metal Fabrication, Mold & Fixture, Stamping Parts, Milling Parts, Turned Parts
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Shenzhen Huahui Precision Machinery Technology Co., Ltd. Was founded in 2018 and is strategically located in the core advanced manufacturing area of Bao'an District, Shenzhen. The company specializes in providing non-standard precision parts machining and one-stop tooling & fixture solutions for a wide range of manufacturing enterprises.

Changchun Intelligent Instrument Equipment Co.,Ltd.

26 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Material Testing Machine, Torque Rheometer, Voltage Breakdown Tester, Capillary Rheometer, Melt Flow Index Tester
Country/Region:
Jilin, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Changchun Intelligent Instrument Equipment Co., Ltd. is a technology-based enterprise integrating R&D, production, sales, and after-sales service. It was founded in 1989 and has a history of 35 years. We are one of the earliest companies in China to develop and produce testing machines. We specialize in the R&D and manufacturing of optomechanical and electrical integrated testing instruments, analytical instruments, and automotive parts testing instruments. We have also passed the ISO9001 international quality system certification.

Dongguan Weibang Instrument Equipment Co., Ltd.

15 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Environment Test Chamber, Rapid Temperature Change Test Chamber, Constant Temperature and Humidity Test Chambe, Thermal Shock Test Chamber, Walk-in Environmental Test Chamber, Bond Test Machine, Universal Testing Machine, Hast Highly Accelerated Stress Test Chamber, Vibration Test System
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Wei Bang instrument is a high-tech enterprise with a excellent technical team. We are specializes in the research and development, production and sales of various weather resistant environment test chamber, temperature and humidity chamber, thermal impact chamber, HAST high-pressure accelerated aging chamber ect...Our clients cover various fields such as military, industry, semiconductor, automotive electronics, quality inspection, scientific research institutions, LCD, optoelectronics, medical and other technology industries.

Jinan Nake Test Equipment Co., Ltd.

Main Products:
Steel Strand Relaxation Testing Machine, Rock Testing Machine, Dynamic Fatigue Testing Machine, Impact Testing Machine, Tensile Testing Machine, Pressure Testing Machine, Bending Testing Machine, High Strength Bolt Torque Coefficient Tester, Torsion Testing Machine, Steel Strand Testing Machine
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
We are a specialized testing equipment manufacturer with more than 20 years of history. Our company is supported by over 20 industry experts dedicated to research and development. We have a workforce of more than 50 experienced production personnel and a professional after-sales service team of over 10 individuals. Our combined production and office facilities exceed 4000 square meters and are certified as a high-tech enterprise in China.

Kiyu Power Wuhan Co., Ltd

5.0
·Manufacturer/Factory & Trading Company
Main Products:
Oil Transformer, Impulse Voltage Generator, Vlf Hipot Test Equipment, Loop Resistance Tester, Relay Protection Tester, Pd Test System, Cable Fault Tester, Tuning Resonance Test Device, DC Hv Generator, Lightning Arrester
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Kiyu Power Wuhan Co., Ltd is a high-tech enterprise professionally engaged in R & D, manufacture, and marketing of power testing products, instruments, power industry automation systems, which are supplied for national power companies, metallurgy petrochemical corporations, factories and public institution.