Recently, the World Sensor Conference was held, during which Han Yun, manager of the IoT Research Center at CCID Consulting, released the “2022 Report on the Top 10 Gas Sensor Companies” at the concurrent event “MEMS and Smart Sensors – Advanced Technology Sub-Forum”.
As an institution directly under the Ministry of Industry and Information Technology’s China Electronics Information Industry Development Research Institute, CCID Consulting is an authoritative market consulting firm in China. They conducted an in-depth evaluation of the gas sensor industry in China from multiple dimensions, selecting the top ten companies in the gas sensor industry for 2022. This is the first meaningful ranking of gas sensor companies in China! Let’s take a look at which gas sensor companies made it to the top ten list for 2022, representing the strongest capabilities in China’s gas sensor industry!
1
Classification and Market Situation of Gas Sensors
Gas sensors are devices that can convert certain information about gases, such as concentration and type, into sound, electrical, optical, or digital information that can be utilized by operators, instruments, computers, etc. They are typically installed in monitoring system probes for on-site air data collection. Gas sensors are the core of gas detection systems and play a decisive role in these systems.
The downstream application fields of gas sensors are numerous, mainly including smart homes, automotive electronics, consumer electronics, wearable devices, medical applications, industrial processes, and environmental monitoring. The end customers cover a wide range of industries, with diverse and highly dispersed types, and the complexity and personalization of end products are high. With the rapid development of the Internet and the Internet of Things, downstream fields for gas sensors, such as smart homes, automotive electronics, and smart healthcare, are experiencing rapid growth, showing promising development prospects.
According to different technical principles, gas sensors can be classified into semiconductor gas sensors, catalytic combustion gas sensors, electrochemical gas sensors, optical gas sensors, ultrasonic gas sensors, and photoionization gas sensors.
According to statistics and forecasts from the globally renowned market intelligence consulting firm Mordor Intelligence, from 2018 to 2020, electrochemical gas sensors held the largest share in the global gas sensor market, maintaining around 52%; the market share of infrared technology has been increasing year by year, reaching 24.06% by 2020.
In terms of market share, the classification by technology is as follows: electrochemical, infrared, catalytic combustion, semiconductor, and photoionization detection. The market shares for each category are as follows:
▲ Source: Sifang Optoelectronics Prospectus
Globally, gas sensor manufacturers are mainly concentrated in the UK, Japan, Germany, the USA, and China; the share of high-end electrochemical and infrared optical gas sensors from China is less than 5%.
In 2019, the market size of China’s gas sensor industry reached 849 million yuan, a year-on-year increase of 20.63% from 704 million yuan in 2018. In 2020, due to the impact of the COVID-19 pandemic, the demand for gas sensors in the medical device sector surged, leading to a 68.3% growth in the gas sensor industry, reaching 1.429 billion yuan.
In the past three years (2019-2021), China has continuously increased efforts in environmental protection, safety production, and healthcare, leading to a significant demand for gas sensors in applications such as environmental monitoring, industrial emissions, combustible toxic gases, and portable medical devices. The gas sensor industry in China has shown explosive growth, with a 93.1% increase in 2021, reaching 2.76 billion yuan.
▲ Source: CCID Consulting
2
Top 10 Gas Sensor Companies in China for 2022
The selection of the top ten gas sensor companies by CCID Consulting is based on three main indicators: business scale, innovation capability, and application fields, along with more than ten secondary indicators, with weighted scoring for ranking.
Among them, Hanwei Technology significantly leads the second-ranked company with a score of over 90, firmly maintaining its leading position in China’s gas sensor industry.
In addition, the top ten gas sensor companies in China can be divided into two tiers: the 70-point tier includes Huagong Technology, Sifang Optoelectronics, Nanhua Instruments, Chuandong Magnetic Electric, Audiowell, and Maxonic; the 60-point tier includes Wuxi Green Tong, Hangzhou Meileke, and Aosong Electronics.
▲ Source: CCID Consulting
1
Hanwei Technology Group Co., Ltd.
Main sensor products: various gas sensors, GA series gas alarms, environmental monitoring equipment, gas monitoring equipment, software and hardware IoT platform. Official website: http://www.hanwei.cn/
Hanwei Technology was established in 1998 and is one of the earliest manufacturers engaged in gas sensor research and production in China. It is a leading professional manufacturer of gas sensors and gas detection instruments, with subsidiaries including Weisheng Technology and Nengsida Electronics.
Hanwei Technology can produce over 200 types of mainstream gas sensors, including catalytic combustion, electrochemical, infrared optical (including laser), and MEMS process gas sensors, capable of detecting over 300 types of gases, especially maintaining a leading position in the gas sensor field in China.
According to the “Blue Book on the Development of Sensors in China”: Hanwei Technology is a representative enterprise in humidity-sensitive sensors and sensor applications, a nationally influential sensor company, with a comprehensive technical level leading in the domestic industry, and its products have successfully entered the international market as a listed company.
2
Huagong Technology Industry Co., Ltd.
Main sensor products: multifunctional sensors for temperature, pressure, humidity, light, air, and rainfall.
Official website: https://www.hgtech.com.cn/
Huagong Technology originated from Huazhong University of Science and Technology, a well-known university in China, and is a pioneer in the industrialization of university research achievements, as well as one of the first national innovative enterprises. Huagong Technology has formed a business model centered on sensors, information lasers, energy lasers, and intelligent manufacturing.
In terms of sensors, Huagong Technology has multifunctional sensor products and IoT solutions, mastering core technologies in chip manufacturing and packaging processes, and has established a Ministry of Education sensitive ceramic engineering research center and a national CNAS laboratory. It has been recognized as a national model enterprise for intellectual property and is a well-known manufacturer of multifunctional sensors in China.
Notably, in addition to gas sensors, Huagong Technology also has strong capabilities in temperature sensors, with its wholly-owned subsidiary Xiaogan Huagong Gaoli producing temperature sensors that hold a 70% share in the global NTC temperature sensor market for household appliances and over 50% share in the domestic PTC heater market for new energy vehicles.
3
Sifang Optoelectronics Co., Ltd.
Main sensor products: gas sensors used in environmental monitoring, healthcare, safety monitoring, and automotive electronics.
Official website: http://www.gassensor.com.cn/
Sifang Optoelectronics is a listed company on the Sci-Tech Innovation Board engaged in intelligent gas sensors and high-end gas analyzers. Founded in 2003 in Wuhan’s “Optics Valley”, it has developed a gas sensing technology platform based on principles including optics (infrared, ultraviolet, light scattering, laser Raman), ultrasonic, MEMS metal oxide semiconductor (MOX), electrochemical, and ceramic thick film high-temperature solid electrolytes, holding over 100 domestic and international patents. Its products are widely used in air quality, environmental monitoring, industrial processes, safety monitoring, healthcare, and smart metering.
Sifang Optoelectronics mainly focuses on optical gas sensors, targeting applications in smart healthcare, environmental monitoring, industrial processes, and automotive electronics. It is one of the earliest sensor companies in China to pass automotive-grade certification, and its gas sensor products have been adopted by several first-tier suppliers in the automotive industry.
Notably, Sifang Optoelectronics has shown strong business growth, with its 2021 annual report indicating a revenue of 54.74671 million yuan, a year-on-year increase of 77.80%, and a net profit of 17.968 million yuan, a year-on-year increase of 112.70%.
4
Nanhua Instruments Co., Ltd.
Main sensor products: automotive exhaust detection and environmental monitoring gas sensors.
Official website: https://www.nanhua.com.cn/
Nanhua Instruments was established in 1996 and is a private high-tech enterprise listed on the Shenzhen Stock Exchange in 2015. It independently possesses non-dispersive infrared spectroscopy high-precision detection technology, with main products integrating IoT, smart detection, environmental protection technology, and information industry, including automotive detection equipment and systems, and environmental monitoring equipment and systems.
Nanhua Instruments has been recognized as a “Little Giant” enterprise by the Ministry of Industry and Information Technology, a national invisible champion in the manufacturing industry in Foshan and Nanhai, and has received various honors such as being a leading enterprise in its segment, a Guangdong Province contract-abiding and trustworthy enterprise, and one of the top ten growth enterprises on the Growth Enterprise Market.
5
Chuandong Magnetic Electric Co., Ltd.
Main sensor products: CO sensors, methane (CH4) sensors, odor sensors, etc.
Official website: http://www.cdm21.com/
Chuandong Magnetic Electric was established in 2002 and is a high-tech enterprise specializing in the research, development, production, and sales of sensitive components and sensors, focusing on creating a comprehensive integration platform for sensing and control technologies based on sensitive material preparation technology, including magnetic, thermal, humidity, force, and light-sensitive technologies.
Chuandong Magnetic Electric has established extensive cooperation with research institutions such as the Institute of Physics and Chemistry of the Chinese Academy of Sciences, the Ministry of Industry and Information Technology’s Fifth Electronics Institute, the Ministry of Industry and Information Technology’s Ninth Electronics Institute, the Institute of Microelectronics of the Chinese Academy of Sciences, Beijing University of Science and Technology, Southeast University, North University of China, and Xi’an Jiaotong University, forming a “provincial enterprise technology center” and a “provincial engineering technology research center”.
6
Guangdong Audiowell Sensor Technology Co., Ltd.
Main sensor products: gas flow sensors, ultrasonic flow meters, urea sensors, etc.
Official website: https://www.audiowell.net/
Audiowell was established in 1999 and is a high-tech enterprise focusing on the research, design, production, and sales of intelligent sensors, actuators, and corresponding modules. It is a leading provider of sensor components and solutions in its segment.
Audiowell has independently developed a non-dispersive infrared absorption principle-based carbon dioxide sensor, capable of outputting analog signals in PVM mode and numerical signals via UART serial port, suitable for various types of interface applications in intelligent air measurement and purification systems. Its gas flow sensors are core components of ultrasonic gas meters, utilizing new acoustic matching materials to enhance the sensor’s ultrasonic signal emission capability in gas media, primarily used for natural gas and gas metering.
Currently, AUDIOWELL is a leading manufacturer and solution provider in the domestic sensor product line, with its ultrasonic sensors, flow sensors, sound devices, and ultrasonic transducer devices being at the forefront of the market, widely used in various industries and fields such as automotive, home, security, communication, and instrumentation.
7
Shenzhen Maxonic Control Co., Ltd.
Main sensor products: MEMS gas sensors, Anxin gas detector series.
Official website: http://www.maxonic.com.cn/
Maxonic was established in 1994 and was listed on the Shenzhen Stock Exchange in 2010. It is a national high-tech enterprise focused on the automation industry, covering automation instruments, IoT smart services, MEMS sensors, robotic 3D vision, and high-end CNC systems.
Maxonic is a leading provider of new technologies for process automation instruments in China, having established an IPD (Integrated Product Development) management system and related product laboratories, forming strong independent innovation capabilities. Its product technology and quality have reached international levels, with most passing authoritative certifications such as CE, EX, and PTB, and it has received numerous awards, holding 105 patents and 48 non-patent technologies. Maxonic’s MEMS sensors mainly include pressure sensors and gas sensors. According to its annual report, in 2021, Maxonic invested over 12 million yuan in collaboration with external research institutions to develop gas sensors for household alarm products.
8
Wuxi Green Tong Safety Equipment Co., Ltd.
Main sensor products: combustible gas detection, toxic and harmful gas detection, flame detection, etc.
Official website: http://www.wxglt.com/
Wuxi Green Tong was established in 1997 and is dedicated to the professional research, manufacturing, and sales of real-time monitoring products for combustible gases, toxic and harmful gases, and flame detection, as well as integrated services for GDS and FGS systems.
Wuxi Green Tong has established a gas sensor engineering technology research center, capable of designing, developing, and producing gas detectors and monitoring systems, covering intelligent complete detection products and solutions for gas detectors and operation and maintenance services. Its various detectors and monitoring systems have been widely applied in major enterprises such as China National Petroleum Corporation, China Petroleum & Chemical Corporation, China National Offshore Oil Corporation, and other large chemical companies.
9
Hangzhou Meileke Technology Co., Ltd.
Main sensor products: NB-IoT gas leak sensors, NB-IoT wireless smoke sensors, ceiling-mounted gas leak sensors, air quality detectors, etc.
Official website: http://www.mirhz.com/
Meileke was established in 2007 and is a national high-tech enterprise specializing in the research, production, and sales of “mid-to-high-end infrared characteristic sensitive components, IoT sensors/modules, and intelligent sensors”, providing customers with a complete set of solutions for sensing technology.
Meileke has integrated the upstream and downstream industrial chain of sensing technology, with over 1000 types of infrared characteristic sensitive components in stock, ranking among the top three globally in comprehensive strength. Its products have been applied in major projects such as the China National Space Administration, the National Astronomical Observatory, NASA, and Boeing.
Meileke is currently the domestic manufacturer with the highest signal-to-noise ratio, transmittance, cutoff rate, and sensitivity for infrared characteristic sensitive components and sensors, holding over 70 core patent technologies in the field of sensing technology.
10
Guangzhou Aosong Electronics Co., Ltd.
Main sensor products: O2, CO, CO2, VOC, PM2.5 sensors, etc.
Official website: http://www.aosong.com/
Aosong Electronics was founded in 2003 and is a high-tech enterprise that was one of the first to apply MEMS semiconductor process technology to produce sensor chips. It is also a full industry chain (IDM) enterprise in the MEMS field in Guangdong Province, integrating R&D, design, manufacturing, packaging testing, and terminal applications.
Notably, Aosong Electronics has an advanced 6-inch MEMS semiconductor intelligent sensor chip production line, mass-producing temperature and humidity, flow, gas, differential pressure, and wind speed sensors.
Aosong Electronics has a wide range of sensor production lines, with main products including temperature and humidity sensors, water vapor sensors, gas flow sensors, differential pressure sensors, oxygen sensors, liquid flow sensors, gas sensors, and wind speed and rainfall sensors.
Conclusion
Summary
The above are the top ten gas sensor companies in China for 2022 as selected by CCID Consulting. Hanwei Technology and Sifang Optoelectronics both focus on gas sensors as their main product, but Hanwei Technology also produces various other types of sensors, while the other companies have multiple sensor product lines.
Guangdong has the highest number of companies on the list, with five, accounting for half of the rankings, including Nanhua Instruments, Chuandong Magnetic Electric, Audiowell, Maxonic, and Aosong Electronics.
Sensors are important components in the perception layer of the Internet of Things. The explosive growth of the IoT market will greatly promote the market scale of sensors, with gas sensors being one of the most important types of sensors in the IoT, playing a crucial role in indoor environmental monitoring, harmful gas detection, particulate matter detection, and more.
In the past three years, the Chinese gas sensor market has grown rapidly at rates of 20.6%, 68.3%, and 93.1%, and with increasing demand from the IoT and automotive electronics sectors, the gas sensor industry in China is expected to maintain a high growth trend in the coming years.
END
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