HomeSupplier Discoveryarrow-rightInstruments & Metersarrow-rightTest Machinearrow-rightVibration Testing Factories & Companies
Filter
Category
More
Management Certification
More
R&D Capacity
Annual Revenue
More
No.of Employees
More
Province & Region
More
about vibration testing
  • Technological Innovation
  • Reliable Supply Chains
  • Substantial Manufacturing Capabilities

vibration testing4,000+ factories verified

Dongguan Lituo Testing Instrument Co., Ltd.

18 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Testing Instrument
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Dongguan Lituo Testing Instrument Co., Ltd. is a manufacturing enterprise integrating R&D, production and sales of various materials and finished product properties, mechanics and environmental testing instruments. The company is located in Houjie Town, Dongguan, Guangdong, covering an area of 10, 000 square meters. After years of development, it has successively passed ISO 9001 CERTIFIED, SGS Approved Supplier Certificate, Environmental management system certification, Intellectual property management system certification, Occupational health and safety management system certification, etc. We have a professional foreign trade team, can respond in time, provide customers with professional and efficient service and reasonable prices, We also have strong research and development capabilities to improve the quality and usability of our products for our customers.

Ai Si Li (China) Test Equipment Co., Limited

20 yrs
·Manufacturer/Factory
Main Products:
Temperature Humidity Chamber, Temperature Test Chamber, Humidity Test Chamber, Walk in Stability Chamber, Thermal Shock Chamber, Electrodynamic Vibration Shaker, Mechanical Shock Tester, Vibration Test System, PCT/Hast Chamber, Climatic Chamber
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Established in 1988, ASLi (China) Test Equipment Co., Ltd is specialized in manufacturing a variety of quality inspection instruments, testing equipments and other high-tech products which mainly include: Programmable constant Temperature & Humidity Test Chamber, High & Low Temperature Test Chamber, High & low Temperature Testers with Rapid Temperature Change, Walk-In humidity & temperature test chamber, Cool/Thermal shock test chamber, Salt spray chamber, aging tester, drying oven, xenon lights resistant to climate testing machine, UV resistant to climate testing machine, ozone aging test machine, sand and dust testing machine, tension tester, high and low temperature testing machine, servo carton compression tester, mechanical vibration tester and other quality testing instruments. Thanks to several decades of R&D efforts, the company has established itself as a leading provider of testing instruments of the industry, playing a crucial role in the research and development of high-quality and high-value products within the industry.

Shenzhen Huiyan Precision Technology Co., Ltd.

16 yrs
·Trading Company
Main Products:
Fiber laser marking machine and accessories
Country/Region:
Guangdong, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Huiyan Precision Technology Co., Ltd. Was founded in 2010 and is headquartered in Shenzhen, China. The company specializes in the design, R&D, production, and sales of high-precision mechanical components. It provides quality precision component solutions across industries such as consumer electronics, communications, automotive, medical, and industrial equipment.

Xinxiang Tianfeng Vibration Machinery Co., Ltd.

16 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Vibrating Screen, Ultrasonic Vibrating Screen, Test Sieve, Swing Screen, Drum Screen, Rectilinear Sieve, Cyclone Screen, Feeder, Bucket Elevator, Vibrating Conveyor
Country/Region:
Henan, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Xinxiang Tianfeng Vibrating Machinery Co., Ltd. (formerly Xinxiang Tianfeng Vibrating Machinery Factory) is a comprehensive enterprise specializing in the research, development, manufacturing and sales of mechanical equipment such as vibrating screen, separation, crushing and conveying for more than 30 years. The company mainly produces: Vibrating screen, ultrasonic vibrating screen, test screen, oscillating screen, linear screen, airflow screen, feeder, bucket elevator, conveying equipment and other mechanical equipment. These equipment features stable and reliable operation, simple operation, convenient maintenance, low noise, low energy consumption, large output and high precision; The screen mesh has the advantages of no blockage, no flying powder, no liquid leakage, etc. The products are widely used in food, medicine, chemical industry, metallurgy, abrasives, plastics, glass, paint, pollution control and other industries, with high efficiency, large processing capacity, long service life and other characteristics.

Win(Tianjin) Machinery Business Co., Ltd

4 yrs·5.0
·Trading Company
Main Products:
Soil Testing Equipment, Concrete Testing Equipment, Asphalt Testing Equipment, Metal Testing Equipment, Aggregate Testing Equipment, Lab Testing Machine
Country/Region:
Tianjin, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Wintesting equipment company is a high-tech enterprise focusing on the research and development, production and sales of engineering quality test and testing instruments. The company serves in the construction, the railroad, the highway, the water conservancy, the electric power, the university and the scienitic research institute.

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.

Nanchang Leadtop Technology Co., Ltd.

3 yrs
·Trading Company
Main Products:
Vibration isolation; Vibration Isolating; Vibration Damping; Active Vibration Isolation; Vibration Isolation Optical Table; Vibration Control System; Optical Tables; Active Isolators; Optical Breadboa
Country/Region:
Jiangxi, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Nanchang LeadTop Technology Co., Ltd. is a new sales company inheriting the proud traditions as a pioneering technology leader in China's optoelectronics industry since its establishment in 2000, has developed a comprehensive product portfolio encompassing six major series, including active vibration isolation table, electric translation stages, optical benches, optoelectronic instrument application systems, among others. These products have gained wide adoption across a diverse range of domestic and international optoelectronics enterprises, research institutions, and key laboratories within universities. The company's core competencies lie in high-precision active vibration isolation technology products, ultra-large-scale vibration isolation solutions, and stable honeycomb-core optical platforms. Their applications span various sectors such as laser technology, optical and photoelectric detection, semiconductor manufacturing, new materials R&D, aerospace, and biomedicine, significantly contributing to advancements and development in these fields. As a newly established sales entity, LeadTop Technology Co., Ltd. Will uphold the corporate spirit and fine traditions of Liansheng Technology, actively expanding its market presence while providing more professional and efficient services. It aims to drive the growth and development of precision vibration isolation and the optoelectronics industry at large, poised to emerge as a shining new star within the sector in the future.

Dongguan Hongjin Test Instrument Co., Ltd.

Main Products:
Temperature Humidity Chamber, Tharmal Shock Test Chamber, UV Test Machina, Vibation Tester, Aging Test Machine, Dust Test Chamber, Ozone Aging Test Chamber, Pct High Pressure Aging Box, Rain Test Box, Melt Index Apparatus
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Dongguan Hong Jin into testing instrument Co., Ltd. Was established in June 2007. Is a professional production and development of simulation of environmental testing equipment, mechanical test equipment, bags test equipment, paper packaging test equipment, electrical and electronic test equipment, computer mobile phone test equipment, footwear test equipment, wire and cable test of large non-standard test equipment design and automatic control of high-tech production-oriented enterprises! In recent years, the company follows closely the development of international material testing machine and testing technology, adopts the high and new technology boldly, absorbs the high and high technology professional personnel, increases the technical research and development investment, devotes to the improvement of the internal quality of the instrument, strives for perfection, is honest and trustworthy, causes hong jin and its series of testing instruments to obtain the rapid development.

Dongguan Zhongli Instrument Technology Co., Ltd

5.0
Main Products:
Environmental Chamber, Universal Testing Machine, Test Machine, Lab Two Roll Mill, Banbury Mixer, Lab Hydraulic Press, Textile Testing Machine, Packaging/Carton/Paper Test Machine, Leather/Shoes Testing Machine, Rubber and Plastic Testing Machine
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Dongguan ZhongLi Instrument Technology Co., Ltd. Was established in 2014. Nestled in Dongguan, Guangdong province, a region renowned for its vibrant manufacturing and technological innovation, our company has thrived in this dynamic environment.

Guangdong Haida Equipment Co., Ltd.

5.0
Main Products:
Testing Machine, Testing Equipment, Test Chamber, Universal Testing Machine, Package Testing Machine, Temperature Humidity Test Chamber, Climatic Chamber, Furniture Testing Machine, Tensile Testing Machine, Box Testing Machine
Country/Region:
Guangdong, China
R&D Capacity:
OEM Service
Company Profile:
Haida established in 2004 in Dongguan City, where is the "silicon valley" of world manufacturing industry. It is a certified national high-tech enterprise engaged in design, research and development, production, sales, calibration and after-sale service of test equipment, such as paper&packaging test equipment, Furniture test equipment, material mechanics test equipment, optical measurement equipment, environmental reliability testing equipment etc. With the persistent efforts of all staff, Haida owned 4 factories with total 60, 000 square meters, 15 branch offices covers South China, North China, East China, Central China and Northwest China, as well over 20 overseas after-sales service sites covers Southeast Asia, Europe, North America and the Middle East with over 28, 000 customers.

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 2000. 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.

Liaoyang Bright Shine Pharmaceutical Machinery Imp & Exp Co., Ltd.

5.0
Main Products:
Pharmaceutical Machinery, Tablet Press Machine, Capsule Filling Machine, Tablet Film-Coating Machine, Vape E-Liquids Filling Machine, Blister Packing Machine, Suppository Filling Machine, Tea Packing Machine, Tablet Counting Labeling Machine, Cartoning Machine
Country/Region:
Liaoning, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Liaoyang bright shine pharmaceutical machinery imp & exp Co., Ltd. is a group enterprise which main manufacturing & selling pharmaceutical machine and filling packing machine, as well-known work for solid preparation machine, liquid filling and packing machinery line. It has been 16 years enough experience in pharmaceutical and packing machine solution. All machine guarantee for 1 year, meet with GMP international standards. Our team main work for pharmaceutical, chemical, cosmetic, food, industries, also supply turn-key project for production line process design and solutions

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.

Jiangsu Aice Instrument Technology Co., Ltd.

6 yrs·5.0
·Trading Company
Main Products:
Temperature sensor, Pressure transmitter, Flowmeter, Liquid level meter, Water quality sensor, Digital controller
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Jiangsu Aice Instrument Technology Co., Ltd. is a comprehensive company specialized in development, production and sales of level, pressure, flow and industrial temperature instruments.

Dongguan Huanyi Instrument Technology Co., Ltd.

20 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Programmable Constant Temperature and Humidity Test Chamber, Rapid-rate Thermal Cycle Chamber, Thermal Shock Test Chamber
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Dongguan Huanyi Instrument Technology Co., Ltd. is a manufacturer specializing in R&D, production, and sales of high-tech laboratory instruments and equipment. It is a well-known enterprise in the same industry in China.

Xiamen Tmax Battery Equipments Limited

5.0
Main Products:
Battery Lab Equipment Line, Battery Production Equipment Line, Battery Pack Assembly Line, Li Ion Battery Materials, Laboratory Equipment, Lithium Battery Making Machine, Polymer Battery Assembly Machine, Cylindrical Battery Assembly Machine
Country/Region:
Fujian, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Xiamen Tmax Battery Equipments Limited was set up as a manufacturer in 1995, dealing with lithium battery equipments, technology, etc. We have total manufacturing facilities of around 200000 square foot and more than 230 staff. Owning a group of experie-nced engineers and staffs, we can bring you not only reliable products and technology, but also excellent services and real value you will expect and enjoy.

Sansion Power Electric Co., Ltd.

22 yrs
·Manufacturer/Factory & Trading Company
Main Products:
AC DC Hipot Test Set, AC Resonant Test System, Transformer Test Set, Hv Switchgear Test Set, Ground Resistance Tester, Cable Fault Locating Test System, Insulator Fault Detector, CT PT Analyzer, Relay
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Sansion Power Electric Co., Ltd was established in 2005, a technocrat who have rich experience of more than 10 years in R&D, manufacturing and marketing of power electrical testing products, which are widely used in the fields of power electric, railroad, energy conservation and environment protection, water conservancy, petrochemical industry, aerospace and etc.

Jinan Liling Testing Machine Co., Ltd

11 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Electronic universal testing machine, pressure testing machine, testing machine accessories.
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Jinan Liling testing machine Co., Ltd. is a high-tech enterprise integrating R & D, production and sales. The company is located in Jinan, a spring city famous for Confucius and Mencius culture. The company's continuous innovation of research and development capacity, excellent product quality, spacious and bright production environment, has successfully realized the increase of output and sales volume year by year. The company's products are not only widely used in domestic research institutes, colleges and universities, highway, railway, construction, steel, aerospace and other fields of national economy, but also exported to Russia, Brazil, India and other overseas countries.

Zhejiang Yante Scientific Instrument Co., Ltd.

6 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Box Compression Tester, Vertical Tensile Tester, Brightness and Color Tester
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Hangzhou Yante Science and Technology Co., Ltd, is a high-tech enterprise in Hangzhou, Zhejiang, and it is mainly dealing with the R & D, manufacturing and marketing of various intelligent instrumentation used in packing, paper-making, printing, textile, cigarette, electromechanical and other industries. In addition, we act as an agent of some advanced testing devices from abroad. Relying on our team made up of top technical engineers and managerial elites and the joint-stock system and thanks to our people-oriented operation and top quality management, we are advancing and pioneering constantly.

Locosc Ningbo Precision Technology Co., Ltd.

Main Products:
Floor Scale, Load Cell, Bench Scale, Platform Scale, Weighing Indicator, Truck Scale, Weighing Industrial Scale, Weighing Scale, Weighibridge, Sensor
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
LOCOSC is a leader in the manufacturing all weighing equipment. Including load cell. Indicator

Jiangxi Dongling Technology Co., Ltd.

Main Products:
HPLC System, Gas Chromatograph, Liquid Chromatography, UV-Vis Spectrophotometer, Water Analysis System, Accelerometer, Vibration Sensor, Seismic Monitoring System, Data Acquisition System, Structural Health Monitoring System
Country/Region:
Jiangxi, China
R&D Capacity:
OEM Service
Sample Service:
Sample Available
Company Profile:
Jiangxi Dongling Technology Co., Ltd. is a technology-driven solutions and manufacturing integration partner, providing reliable products and delivery-oriented services for laboratories, engineering projects, and institutional customers worldwide.

Shanghai Glomro Industrial Co., Ltd.

Country/Region:
Shanghai, China
Company Profile:
Shanghai Glomro Industrial Co., Ltd was founded in 2012. Specializing in the production of thermal analysis machine, laboratory instrument, analytical instrument, testing equipment, industrial measurements and instruments products. Products of high quality, fashionable, widely used in a variety of industrial areas, not only has the broad masses of the domestic sales market, but also exported to Europe and the United States. Glomro hinge over the years has always adhered to "quality of products in order to survive, credibility and development services" business purposes. Committed to providing you with high-quality products and quality services. Have a professional, dedicated design management team, from product design, mold making, molding to the Product assembly, for each aspect and processes are rigorously testing and control. Over the past few years of production and management and exploration, we set up our own quality management system. Industry standards including SAE, IEC JEDEC, ASTM and MIL-STD, ISO: 9001, UL, CE certified. Glomro always implement the concept of customer value creation for customers tailored products to meet the needs of different customers, and continuously provide customers with solutions to technical problems, further exploration innovation, and excellence. We can provide customers with professional and prompt pre-sales, MID-sales, and after-sales support. Warmly welcome you and opening up the boundaries of communication. We synchronize with your ideal partne

Jinan East Testing Machine Co., Ltd.

25 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Testing Machine, Universal
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Jinan East Testing Machine Co., Ltd. is a professional manufacturer that designs and builds the full spectrum of material-testing equipment-from electromechanical universal machines to tensile, compression, hydraulic, fatigue and torsion systems.

Yichun Great Link Industry Co., Ltd.

6 yrs·5.0
·Trading Company
Main Products:
Engines, Auto parts, Wheels rim, Car rim
Country/Region:
Jiangxi, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Welcome to Yichun Great Link Industry Co, , Ltd.

Jiangsu Wallong-Hsin Machinery Engineering Corporation Ltd.

Main Products:
Universal Testing Machine, Test Equipment, Rolling Elements, Transmission Parts, Harvesting Machine, Planting Machine, Agricultural Hub, Pneumatic Actuator, Bearing, Saddle Valve Pairs
Country/Region:
Jiangsu, China
Sample Service:
Sample Available
Company Profile:
JIANGSU WALLONG-HSIN MACHINERY ENGINEERING CORPORATION Ltd., a subsidiary of SINOMACH ( the largest machinery group in China. Ranked as No. 250th of TOP500 largest enterprise in the world in year 2018 ), solely funded by SINOMACH CAPITAL and SINOTEST ( subsidiaries of SINOMACH as well ), is the professional limited state-owned Corp, with registered capital of 30 million RMB, located in Wuxi city, Jiangsu Province. Our office area is around 5000 square meters and our workshops area is around 50.000 square meters.

Xi 'an ERUN Environmental Protection Technology Group Co., LTD

12 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Multi-parameter water quality detector; Multi-parameter water quality monitor
Country/Region:
Shaanxi, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Xi'an ERUN Environmental Protection Technology Group Co., Ltd (hereinafter referred to as "ERUN") was founded in 2014, with a registered capital of 51.8 million yuan, located in the high-tech zone of Xi'an City, China. With 4 subsidiaries, 5 branches and 2 R&D and production bases, the company is a national high-tech enterprise specializing in the R&D, production and sales of high-end instruments and equipment.

Qingdao Chengyu Testing Equipment Co., Ltd

6 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Fatigue Testing Machine, Universal Testing Machine, Impact Testing Machine, Material Testing Machine, Horizontal Tensile Testing Machine, Compression Testing Machine
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Chengyu Testing Equipment Co., Ltd. is a modern mechanical testing equipment company specializing in research and development, production, and sales. We are dedicated to providing high-quality and reliable mechanical performance testing solutions for customers across various industries. Our product range covers a wide spectrum of mechanical performance testing fields, including tension, compression, bending, and impact testing, among others. We offer a variety of testing equipment such as electronic universal testing machines, hydraulic universal testing machines, dynamic fatigue testing machines, impact testing machines, and torsion testing machines to meet the testing needs of customers in materials research, quality control, product development, and more.

China Vehicle Industry Co., Ltd

4 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Car Assembly Line, Car Welding Line, Jig & Fixture, Inspection Line, Bumpy Road, Car Filling Machine, Draging Line, Car Hanger, EMS Transfer Line
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Company Profile:
China Vehicle Industry Co., Ltd. is a comprehensive and professional automotive production line equipment supplier integrating process planning, design, research and development, manufacturing, installation, commissioning, and after-sales service.

Hebei Gaotiejian Testing Instrument Co., Ltd.

17 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Universal Testing Machine
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Iwintesting equipment company is a high-tech enterprise focusing on the research and development, production and sales of engineering quality test and testing instruments. The company serves in the construction, the railroad, the highway, the water conservancy, the electric power, the university and the scienitic research institute.