About us
Your partner for MEMS gas, flow, and temperature sensing
About us
About us
Hefei Micro-Nano Sensing Technology Co., Ltd. (HMNST) is a national high-tech enterprise focused on the R&D and manufacturing of MEMS gas sensors, gas flow sensors, and temperature sensors. It is headquartered in the High-tech Zone of Hefei, Anhui Province, China.
Driven by independent R&D, the company continuously advances MEMS chip processes and has built a complete product system spanning chip design, device packaging, and system integration. With core strengths in high precision, low power consumption, and miniaturization, its products are deployed at scale across smart home appliances, automotive electronics, industrial environmental protection, and consumer applications.
Since its founding in 2015, HMNST has earned national high-tech enterprise recognition and ISO management system certification, and continues to lead MEMS sensing innovation in China.
Mastery in the micro
Embracing all rivers
Hefei Micro-Nano Sensing Technology Co., Ltd. builds its core competitiveness on MEMS micro-nano manufacturing technology, focusing on the R&D and manufacturing of key MEMS sensors for gas sensing and flow measurement.
The company has established deep industry–university–research partnerships with universities and research institutes such as the University of Science and Technology of China and Hefei University of Technology. Its products are widely applied in smart home appliances, automotive electronics, industrial environmental protection, and consumer markets.
Our mission
We believe every sensor is a bridge between the physical world and the digital world. Building on our independently developed MEMS process platform, HMNST continually expands the frontiers of gas sensing, flow measurement, and temperature sensing — delivering maximum application value through the smallest possible sensors.
Our values
Passion
Passion for life · Passion for work · Passion for dreams
Responsibility
Responsibility to products · customers · the industry
Innovation
Innovation in technology · service · strategy
Our vision
Become a top-tier
MEMS sensing technology supplier
HMNST will continue to deepen its expertise in MEMS sensing technology. Driven by independent innovation and grounded in outstanding quality, we aim to become a world-leading MEMS sensing technology supplier — making sensing ubiquitous.
QUALIFICATIONS
Qualifications
Environmental Management System Certificate
Occupational Health and Safety Management System Certificate
HISTORY
History
Design freeze of MEMS thermal-conductivity gas sensors.
VOC gas sensors enter mass production with leading Chinese automotive brands — first domestically and ahead of international peers in volume application.
Mass production of the low-power catalytic combustion gas sensor series.
Batch application of fully localized automotive-grade AQS solutions and sensors (CO, NOx, NH₃).
Industrial-control gas mass flow sensors covering 0.5 L/min to 2,000 L/min all reach mass production.
Mass production of the industrial-control gas mass flow sensor series, providing domestic alternatives for photovoltaic, lithium battery, display panel, and semiconductor equipment industries.
Design freeze of automotive CO, NOx, NH₃, and VOC gas sensors, with design wins at leading OEMs.
Design freeze of industrial-control gas flow sensor chips.
Design freeze of low-power catalytic combustion methane sensor chips.
Optimization and upgrade of electro-thermal chip series (micro-heaters, micro-hotplates, flow chips, and more).
Mass production of automotive engine intake flow sensor chips.
Certified to the intellectual property management system.
Company renamed Hefei Micro-Nano Sensing Technology Co., Ltd. (HMNST).
Food freshness sensors enter mass production with leading Chinese refrigerator brands — first domestically and ahead of international peers in volume application.
Design freeze of gas mass flow sensor HFM2000A.
Design freeze of automotive air-quality module HGM15-AQS and lithium-battery safety monitoring module HGM21-TRS.
Certified to the IATF 16949 quality management system.
Design freeze of thermal mass flow sensor HFM1000A.
Design freeze of food freshness sensor HGM10.
Approved as an MIIT “One Dragon” application demonstration enterprise for process sensors.
Mass production of MEMS micro-hotplate chips (HHC series) — China’s first volume-produced cantilever micro-hotplate.
Mass production of MEMS MOS gas sensors (HGS series).
Mass production of MEMS thermal mass flow sensor chips (HFC series).
Certified as a national high-tech enterprise.
Design freeze of MEMS gas flow sensor chip HFC2000.
Design freeze of MEMS MOS gas sensors HGS1000 and HGS1001.
Design freeze of MEMS micro-hotplate chip HHC1000.
Design freeze of MEMS gas flow sensor chip HFC1000.
Hefei Micro-Nano Sensing Technology Co., Ltd. was registered and founded.