At present, as the industrial sensor market more and more fire, market competition will become more intense. We have learned, at home and abroad about the industrial sensor manufacturers reached thousands. In the face of so many sensor manufacturers, how should we choose, which is better, which is more safe, which is more reliable. This is not only a issue for consumers, but also a sensor manufacturers should solve the problem.

For a long-term concern for the development of sensor industry practitioners, tally up for everybody do more mainstream industrial sensor manufacturers at home and abroad.

A, inventory domestic mainstream industrial sensor manufacturers

Sensor and technology of China compared with foreign advanced countries, behind 10 years on research and development, to 15 years behind in production technology. Established a national key laboratory of sensor technology in recent years, micro/nano state key laboratory of state key laboratory, such as research and development base, robot, preliminary established the sensitive element and sensor industry, at present our country has 1688 enterprises engaged in sensor production and research and development. Domestic sensor manufacturing industries are vigorously invest capital, to increase the variety, improve quality and economic benefit as the goal, an acceleration sensor, industrialization, and strive for the Chinese market in recent years domestic sensors and instrumentation components share reach 70 ~ 80% of varieties, high grade product above 60%.

1: shenzhen xinli technology co., LTD

Shenzhen xinli technology co., LTD is a professional engaged in intelligent sensor network product design, research and development, and provide solutions, project design, system integration services such as national high-tech enterprises.

The company was founded in 2006, with the leading technology in the field of intelligent sensor networks, the rapid rise in the field of industrial intelligent sensor network. Rely on many years of technical accumulation and efficient team, and constantly provide intelligent sensor network products beyond the user requirements. Has been successfully developed and widely used products are intelligent management device (intelligent gateway), intelligent measurement and control unit (RTU) intelligent, intelligent terminal control machine, intelligent sensor, intelligent temperature and humidity sensor, smart temperature sensors, smart pressure sensor, intelligent liquid level sensor, intelligent gas sensor, intelligent switch sensor and...) , etc., to solve the industry, agriculture, water conservancy, energy, healthcare, storage areas such as production process data acquisition and transmission of inconvenience problem, integrated intelligent sensor network in DCS, power monitoring and control system, energy data acquisition system, equipment running condition monitoring systems, manufacturing execution system (MES), intelligent building systems, environment monitoring system, and so on.

2: Research Institute of TsinghuaUniversity in Shenzhen/Institute of tsinghua university in Shenzhen

In December 1996, the shenzhen municipal government and tsinghua university, in line with complementary advantages, the principle of combination, together to create the shenzhen institute of tsinghua university, explore the new mode of university-industry cooperation. City school & research institute, created the first in China. Shenzhen force and high-tech co., LTD. (hereinafter referred to as tsinghua force close) is the tsinghua university institute of high-tech enterprises. Company succeeded in independent intellectual property rights state "five-year", "five-year" key scientific research project - quartz resonant force sensor to realize industrialization, by the state development planning commission as a high-tech industrialization demonstration base. To the sensor products: pressure sensor, strain sensor, quartz crystal sensor and so on.

3: Henan Hanwei Electronics Co., ltd. / Henan harvest Electronics Co., Ltd

Harvest electronics is focus on gas sensors, instrumentation development, production and sales of high-tech enterprises, henan province hundred private enterprises, manufacturing informationization demonstration enterprises in high growth. With gas sensor and gas detection instrument independent intellectual property rights, has formed the family business, personal protection, industrial online monitoring, environmental analysis, mining safety, breath gas alcohol detection and project monitoring and control system, etc series gas detection products, rich product line. In October 2009, successfully listed in shenzhen stock exchange gem. Complete industry chain, is the domestic and international famous gas detection products professional manufacturers. The main sensor products: gas sensor and gas detection system, etc.

4: Beijing Collihigh Sensor TechnologyCenter/Beijing kunlun coast sensing technology center

Beijing kunlun coast sensing technology center for large-scale professional industrial enterprise alliance group, by relying on the mechanics of Chinese academy of sciences, acoustics, etc from the ministry of large-scale scientific research units, and tsinghua university and other colleges and universities to form long-term scientific research cooperation, specializing in design, production and sales of various sensors, transmitter, all kinds of measurement and control instruments, thermal instrumentation, on-site controller, computer control system, data acquisition system, all kinds of environmental monitoring systems, special control system application software and embedded system development and application, etc. Products in the telecommunications, electric power, petrochemical, environmental protection, paper making, metallurgy, food, medical, hvac and other fields have a wide application prospect. Main sensor products: temperature/humidity transducer, pressure/differential pressure/level/Marine/ultrasonic level/flooding transmitter, displacement/weighing/electricity sensor, etc.

5: Tianjinshi Zhonghuan TemperatureMeters Co., ltd. / tianjin central temperature instrument Co., Ltd

The company is a professional production of industrial thermocouple, heat resistance and diaphragm pressure differential pressure transmitter manufacturers, all references to the German technology, is set product development, production, sales and system engineering, installation as one of the high-tech enterprises.

6, wide lu digital measurement

Company has wuxi wide lu digital measurement and control co., LTD., Shanghai guang lu measurement and control technology development co., LTD. And Shanghai sales branch. The company mainly produces four categories of products: electronic digital caliper series products (universal and special) : electronic digital display micrometer series products; Electronic digital display indicator series products and other intelligent, digital precision instrument series products.

The company production capacity of grating sensor at the top of the world first-class precision.

7, harvest electronic

Company is the domestic gas sensing industry leading manufacturers, has a complete industrial chain, the company's main business is gas sensor, gas detection instruments and gas detection control system research and development, production, sales and proprietary products exports, has from gas sensor, gas detection instruments and meters, gas control system of a complete industrial chain, industrial chain each link has formed a virtuous circle. Company is currently the only can produce semiconductor, catalytic combustion, electrochemical gas sensor and infrared optical class four categories of enterprises, the domestic market share of gas sensor is as high as 53%.

8, aerospace electronic

Aerospace high-tech products mainly include: high performance sensor, wireless measurement control system, special electronic communications, data collection, transmission and processing system for automatic tracking system, satellite TV broadcasting system, digital cable TV network equipment, satellite communication earth station, star precision mechanism and structure parts, large ground control stations, and electronic engineering business support equipment, and the rockets, satellites, ships, aircraft, nuclear power, and other products supporting the use of a variety of electrical connectors, relays, electronic equipment, cable network and switch equipment, GPS/GLONASS/beidou satellite navigation application system and terminal equipment, etc., are widely used in various types of satellite and the rocket vehicle, corresponding ground communication measurement and control equipment and industrial automation control equipment.

9, alex science and technology

Companies mainly engaged in the semiconductor integrated circuit, MEMS sensor, semiconductor components encapsulation testing business. Encapsulation testing products have DIP, SOT, SOP, SSOP, TSSOP, LQFP, MCM (MCP), MEMS, BGA, the LGA, SiP, TSV - CSP series 185 varieties. Production thanks to integrated circuits, analog integrated circuit, a hybrid integrated circuit, electronic module, integrated pressure sensor and transmitter, integrated circuit packaging products, semiconductor packaging equipment and machinery processing products such as 7 major categories of more than 400 varieties. Integrated circuit packaging capacity reach 6.8 billion pieces, including integrated circuit copper wire process of encapsulation capacity of 3 billion pieces; TSV - CSP packaging capacity has reached 120000 pieces/year; Finished product testing capacity of 3 billion pieces of integrated circuits; CP test capacity of 120000 pieces per year.

10 dongfeng technology

Is a holding subsidiary of dongfeng electronic technology co., LTD., dongfeng automobile electronic co., LTD is a professional engaged in auto combination instrument, automotive sensor and automotive electronic products research and development, design and manufacture. The company has a full set of imported from German car instrument and sensor production equipment, manufacturing technology and processing technology; Has a hollow coil instrument movement and driver, instrument movement of step motor and driver, CAN bus instrumentation, TFT - LCD flat-panel LCD display instrument, automotive sensors, body system controller (VECU), the car recorder VDR, the vehicle network system development, design, production technology, products meet the European Ⅲ emissions standards.

11, chengdu long di sensing technology co., LTD

Chengdu long di sensing technology co., LTD., founded in 1997, chengdu is located in the state-level economic and technological development zone, covers an area of 30 mu, building area of 12000 square meters, is a professional engaged in ABS wheel-speed sensor for auto, engine sensors such as product development and production of high-tech enterprises, with annual output of 6 million automobile sensor production capacity, China's auto industry association member unit, the national high and new technology enterprise. Company in October 2004 in the industry took the lead through the ISO/TS16949 international quality system certification.

12, PuCheng sensors

Shanghai PuCheng sensors, as the domestic advanced efi system development for more than ten years of senior enterprise, in the early ninety s, large-scale production of oxygen sensor are exported to the United States, became the United States on selling only the oxygen sensor made in China. At present, PuCheng sensor annual production of more than one million, thousands of varieties and more than 8 into a global coverage model, control more than 20000 OEM number. Products are mainly exported to North America, Europe, Middle East, South America and other regions, global trade nearly five hundreds of customers. We provide excellent cost-effective products, high quality for our partners to create the profits, is deep the customer high praise and trust.

13, Shenyang Academy of InstrumentationScience/Shenyang instrument research institute

In 1995 upon the approval of the China's economic planning commission, the national engineering research center of the sensor is located in shenyang instrument research institute, the center is China's only engage in sensor technology engineering institutions of scientific research and production test. Specialized in MEMS technology, a silicon microchip and force/hot/magnetic sensor, sensor technology, sensors, engineering technology research. With a number can be flexible combination of silicon-based force sensitive, microelectromechanical (MEMS) sensors, transmitters and related instrument professional production line, equipped with sensors reliability and CAD design center and test center, special process equipment and equipment over 200 sets, and the standard of form a complete set of production site and laboratory infrastructure. Master and have sensitive sensor chip to sensors and related instrumentation, product design, processing, packaging, testing and rapid development and batch production of autonomous core technology and ability. The main sensor products: force/hot/magnetic sensor, transmitter, etc.

Second, the inventory Europe and the United States mainstream industrial sensor manufacturers

The United States in the early 80 s claim that the world has gone into the era of sensors, the United States as early as the early 80 s formed national technology group (BGT), help the government organization and leading companies and sensor technology enterprises and departments of the state development work. Us long-term security and economic prosperity is critical technology of 22 six of the item is directly related to sensor information processing technology. To protect American weapons systems quality advantage is vital to the key technology and eight for the passive sensor. The U.S. air force in 2000 point 15 key technology helps to improve the ability of the air force in the 21st century, the second highest sensor technology. About 1300 research and development, the production and development of sensor manufacturers, more than 100 research institutes and colleges.

1. Measurement Specialties Inc/MEAS sensor companies in the United States

Precise electronic - MEAS sensor companies in the United States holds the MEMS manufacturing technology of the world, specializing in the production of various types of sensors. Products are widely used in aerospace, national defense, mechanical equipment, industrial automatic control, automotive electronics, medical, household appliances, hvac, oil chemical industry, air compressor, meteorological detection, instruments and meters, etc. The company in the industry's first implementation of silicon MEMS batch processing technology, the first to commercialise an LVDT, the first to PiezoFilm technology into commercial sensors and life characteristics of low cost sensor. Sensor of main products: pressure and dynamic pressure sensor, displacement sensor, Angle and angular displacement sensors, hall, encoders, magnetic resistance sensor, acceleration sensor, vibration sensor, humidity sensor and temperature sensor, etc.

2. Honeywell International Inc/Honeywell International company

Main sensor products: diffusion silicon pressure sensor, transmitter, ceramic capacitance pressure transmitter, diffusion silicon and ceramic capacitive liquid level transmitter, digital pressure gauge, pressure checking instrument and so on.

Honeywell international is a company in the world in terms of technology and manufacturing status of diversified multinational company, in the world, its business involves many areas. MircroSwitch (micro switch company) was founded in 1935, after a honeywell sensing and control strategy of honeywell. Global first developed the STC3000 type intelligent pressure sensor, and technology. At present, more than 20 series of nearly sixty thousand kinds of products, with three hundred thousand users around the world. Nearly half a century, honeywell sensing and control division, with its excellent product quality and reliability, and continuous technological innovation, has won high reputation all over the world. Main sensor products: diffusion silicon pressure sensor, transmitter, ceramic capacitance pressure transmitter, diffusion silicon and ceramic capacitive liquid level transmitter, digital pressure gauge, pressure checking instrument and so on.

3. Keller America, Inc., / Keller companies in the United States

Keller and pressure resistance technology development has a close relationship. Mr Keller has developed the first shortly after the piezoresistive pressure sensor, founded in 1975, keller company, has now grown to provide a global leader in pressure measurement solutions. Company annual production of 1 million sensors, has 10 series OEM pressure sensor products. The main sensor products: pressure sensor, pressure transmitter, etc.

4. Emerson Electric Co. / American Emerson Electric company

Company profile: American Emerson electric company was founded in 1890 in st. Louis, Missouri, USA, at that time, a motor and fan manufacturer. After 100 years of efforts, Emerson has a region by the manufacturer has grown into a global technology solutions group co., LTD., is a "fortune" the world top 500 enterprises, long-term in the top two in the electronic industry. Main sensor products: vibration sensor, PH sensor etc.

5. Rockwell automation co., LTD

The main sensor products: pressure sensors, temperature sensors, capacitive proximity sensors, the inductive proximity sensors, photoelectric sensors, ultrasonic sensor, etc.

Company profile: rockwell automation company is the one hundred - year - old industrial automation giant. It in the global industrial automation power, control, and information technology solutions in areas such as account status. Entering China in 1988, has a production base in Shanghai, for China's manufacturing industry to provide world-class products and solutions, services, support and technical training. At the same time, experts in the field of rockwell automation to provide customers with all kinds of industrial support, such as mining, cement, crane and ship, subway, semiconductor, water and sewage treatment, tires, oil and petrochemical, metallurgy, automobile, food and beverage, electric power and energy, etc. The main sensor products: pressure sensors, temperature sensors, capacitive proximity sensors, the inductive proximity sensors, photoelectric sensors, ultrasonic sensor, etc.

6. The General Electric Company/ge

General electric (GE) is a diversified technology, media and financial services company, is also one of the world leading sensor manufacturer, is committed to continuous innovation, invention and creation, again for the customer to solve the problem. GE consists of four major business groups, each group includes several departments of mutual growth. Wide in GE's products and services, from aircraft engines, power generation equipment, water treatment, and security technology, to medical imaging, business and consumer finance, media and industrial products. The main sensor products: on-board sensors, pressure sensors, temperature sensors, optical sensors (components), etc.

12. Siemens AG/Siemens co., LTD

Siemens has been active in the Chinese market, and in the field of industry, energy and health care business in position. The company is committed to product development and manufacturing, and engineering design and installation of complex system, a series of solutions. At the same time, it is the global leading sensor manufacturer, sensor quality. Sensor of main products: temperature/pressure sensor, the sensor used in industrial automation products.

13. WIKA Alexander Wiegand GmbH & Co. KG

WIK is A company of international pressure and temperature instruments in the market for well-known companies, the annual turnover of approximately 500 million euros. The world there are about 350 million sets of measuring instruments is produced by WIKA company. Companies in the supply of high quality measuring instruments at the same time, also provide customers with comprehensive solutions, and integrate it to the customer's production process. Sensor of main products: temperature/pressure sensor, etc.

14. EPCOS AG/EPCOS company

Epcos development, manufacture and sale of electronic components, modules and systems, focusing on fast-growing leading-edge technology markets, including automotive electronic products, information and communication technology, industrial electronics and consumer electronics products. Epcos marketing network, worldwide, 60% of products are in a position in the global market. Sensor of main products: temperature/level/pressure sensor, etc

15. The First Sensor Technology GmbH

FirstSensor technology company in 1999 from Germany Berlin university of science and technology at the core of the research department of the separated. Due to the abundant technical force, the spirit of innovation, accurately grasp of customer needs and highly responsible for subordinate employees, has now become a pressure sensing technology market leaders. The company concentrated committed to the research of pressure sensor, has come to the product of the highest working temperature up to 225 ° C; Annual production of one million pressure sensor chip, with a level 100000 to level than super clean workshop. The main sensor products: force sensitive chip, pressure sensor, etc.

16. / Balluff Balluff GmbH co., LTD

Balluff Germany company, founded in 1921, is the world's leading sensor manufacturers, products include a BNS complete electronic and electromechanical switch series, BOS photoelectric switch, BES inductive proximity switch, switch capacitance, BMF magnetic sensitive switch, BTL linear displacement sensors, RFID identification system, and a variety of plug product. In the vast industrial applications, especially the field of mechanical equipment, to provide users with innovative, experienced sensor application solutions. The main sensor products: photoelectric sensor, displacement sensor, inductive or capacitive proximity sensor, etc.

17. Hans Turck GmbH & Co. KG/tour company

Group company was founded in the early 60 s, has plants in the United States, Switzerland and China, in Britain, the Netherlands, Belgium, Japan and other countries and regions have branches and offices, has developed into a professional international group co., LTD. The company is the world's production of sensors, industrial field bus, close to switch this Ann gelizha and various quick connectors used in industry of one of the largest professional company. Main sensor products: inductive, induction, capacitive proximity switch sensors, photoelectric sensors, safety isolation type safety barrier, flow switch sensor bus products with all kinds of connectors, etc.

18. / Pepperl + Fuchs Pepperl + Fuchs GmbH

Pepperl + fuchs is one of the world's most famous and largest of the sensor is one of the professional company, product variety, quantity, quality and reliable. Company was founded in 1945, in 1945 to the world the first generation of inductive sensor of revolutionary and successful application in the chemical industry, oil industry. From inductive sensors to ultrasonic sensors, photoelectric sensor to the rotary encoder, from recognition system to fieldbus system, from the level, material level sensor to safety light curtain, from the explosion-proof sensor to the security gate, gelizha, etc all kinds of sensor has special research and provide high quality products. Main sensor products: inductive or capacitive/magnet close to switch, distance/distance sensor, photoelectric sensor, encoder, vision sensors, correlation type sensor, tilt sensor, ultrasonic sensor, etc.

19. SICK AG/ShiKe company

ShiKe company was founded in 1946. Nowadays, SICK have established branches in more than 40 countries around the world, with complete varieties of sensors, product quality is better. SICK in 2008 achieved sales of more than 700 million euros. Main sensor products: ultrasonic sensor, capacitance/inductance/magnetic proximity sensor, magnetic sensor, cylinder color code sensor, fluorescent sensors, color sensors, distance sensor, etc.

20. Di - soric Industrie - electronicGmbH & Co. KG/desen company in Germany

The company was founded in 1986, the company passed the ISO9001 certification and the introduction of advanced full-automatic ERP logistics warehouse management system. Companies adhering to the German company consistent rigorous pragmatic style of work, the product has high quality, high reliability characteristics, product 100% detection. And invested heavily in research and development, obtained many patents. The U/L photoelectric correlation type sensor and other products has become a sensor industry standard products. The main sensor products: focus on/correlation/reflection sensor, programmable color code sensor, capacitive tag sensors, inductive circuit sensor, ring/Angle type/fork/frame type grating sensor, close to switch, etc.

21. Sensortechnics GmbH

Sensortechnics company is the famous manufacturer of precision pressure sensor in Germany, now belongs to Augusta technology co., LTD. The company can provide from 1 to 1000 mbar pressure range of products. The company develops and manufactures pressure sensor and the sensor system, liquid level sensor and switch, as well as the oxygen sensor, flow sensor; And specializing in the production of sensors and highly customized complex integrated remote sensing system, to provide customers with OEM fluid flow control system. The main sensor products: pressure sensor, micro oxygen sensors, photoelectric liquid level switch, electronic pressure switch, etc.

22. Ahlborn Mess - und RegelungstechnikGmbH/love state companies in Germany

The company specializing in the production of data acquisition system and data collector, because it is the core of patent technology, makes the application is very convenient, software, systems and sensors. Types of sensors, good application, a unique feature of sensor applications; In the measurement of large generator and compressor machine has unique advantages and convenience. Main sensor products: indoor all sorts of parameters measurement, meteorological parameters, water quality analysis, infrared temperature measurement sensors.

23. Proxitron GmbH/BaiXi TieLong company

The company in the hot metal detection and proximity sensor industry has 20 years of history, its brand enjoys a good reputation throughout the world. The quality of the products not only represent the reliability of long-term use, and have security and authority. The proximity switch is one of the world's most resistant to harsh conditions of the product, the infrared hot metal detector is Proxitron characteristic products of the company, this kind of product can be used in steel pipe production line or judgment object temperature of hot metal detection and identification of right or wrong. The main sensor products: high temperature sensor, heat flow sensor, infrared measuring temperature sensor, grating, and so on.

24. Christian Burkert GmbH & Co. KG/treasure company

The company is a global, in the field of fluid control established in 40 countries and regions of the world distributors and partners, establishing all kinds of customer network. Every year, company staff is committed to the development of new and highly advanced products and solutions, system integration solution process measurement and control unit. Companies to invest in research and development of high and advanced technology solutions and good service. The main sensor products: flow sensor, gas sensor, pressure sensor, analysis of the sensor, temperature sensor, etc.

25. The Infineon Technologies AG/Infineon Technologies co., LTD

Headquartered in Germany, Neubiberg infineon technologies co., LTD, for the three big challenge field of science and technology of modern society, energy efficient, connectivity, and security offers semiconductor and system solutions. Infineon investment per year on average 17% of sales for research and development, the world has 22900 patents. One of the company is a global semiconductor company, the production of high performance semiconductor sensor. The main sensor products: pressure sensor, magnetic sensor, tire pressure sensor etc.

26. Metallux SA

Founded in 1986, Metallux company is a world of thick film technology electronic equipment manufacturers. The company has a wide range of business areas, to meet the special needs of enterprises and users. Clients of the company covers the automotive, electronics, medicine, and other various industrial sectors. Main sensor product: linear and rotary sensors, ceramic and stainless steel pressure sensors, metal foil type sensor etc.

27. KELLER AG furDruckmesstechnik/kile measurement technology co., LTD

Swiss kile measurement technology co., LTD., is the world famous diffused silicon piezoresistive pressure sensor manufacturers. With a strong research and development ability, complete product series, from the low price of high precision to meet the requirements of the laboratory. Products are widely used in aviation, ships, trains, cars pressure system, engineering machinery, petroleum, petrochemical, power, environmental protection, metallurgy, air conditioning and other fields. Main sensor products: diffusion silicon pressure sensor, transmitter, ceramic capacitance pressure sensor, transmitter, diffusion silicon and ceramic capacitive liquid level sensor, transmitter, digital pressure gauge, pressure checking instrument and so on.

28. Endress + Hauser InstrumentsInternational AG/E + H company

E + H company, founded in 1953, headquartered in Switzerland, Reinach, successively in Germany, Switzerland, France, the United States, Japan and other world industrial nations established the huge production center, with 70 independent subsidiary distribution around the world. The company quality management and complete quality assurance system has achieved ISO9001 international standard. The main sensor products: related sensors in the field of process control. The main sensor products: related sensors in the field of process control.

29. Baumer Group/fort union Group

In the past decades, fort union group in the world famous, is internationally recognized as sensor suppliers, has long been for application of factory and process automation industry to provide innovative products of high quality sensor. Has a lot of standard product portfolio based on all kinds of sensor technology. Main sensor products: photoelectric sensors, inductive sensors, capacitive sensors, ultrasonic sensors, force/strain/stress sensor, magnetic sensor, etc.

30. MEMSENS company

MEMSENS company is engaged in professional development and manufacture of pressure sensor and pressure transmitter Swiss company. At present, the company to market the two categories of products: OEM pressure sensor and supporting the use of pressure transmitter. In addition to several kinds of standard products, mainly for the user design and provide non-standard products and technical services, the main content of the service offer sensor technology development and consulting. MEMSENS microelectronics technology company is located in Switzerland and the center of the micro mechanical processing technology, Europe and around the world famous universities and research institutions, and has a close contact and cooperation with them. The main sensor products: sensor core body, isolation type pressure sensors, pressure transmitter, etc.

31. MICROTEL Tecnologie ElettronicheS p.A.

The company has many years engaged in ceramic thick-film technology engineer team. Microtel in 1989 established the sensor division, the department with independent full ability to design and develop ceramic pressure sensor. Since the mid - 90 - s, Microtel start the European group company, focus on the production of science and technology, founded in Germany, France and Italy are related division. Microtel is a member of the international microelectronics and packaging society, and participated in the European research and development plan. The main sensor products: ceramic thick-film pressure sensor, etc.

32. Datalogic S.P.A.

Datalogic automation division is the world's industrial automatic identification system within the territory of one of the main production enterprises, to provide customers with more comprehensive automation solutions, including industrial sensors, industrial security protection, automatic barcode scanning system, the machine vision system, the scheme of RFID technology. The famous TLu, TL80, TL10, S60, S50 - W - W color mark sensor series products, such as color mark sensor in the world occupy the leading position in the market. The main sensor products: color code sensor, micro sensors, tubular sensors, reflection and fluorescent sensors, color sensors, miniature sensors, optical fiber color sensor etc.

33. Gefran S.P.A

Gefran group, headquartered in Italy, has six manufacturing facilities in the world. In production and application of melt pressure sensor has a certain advantage. The main sensor products: linear displacement sensor, tension sensor, melt pressure sensors, pressure sensors, temperature sensors, relative humidity sensor, etc.