wireless remote sensor1,000+ factories verified

Founded in 2001, Holykell is a High-Tech Enterprise integrating R&D, production and sales. The company have gathered a number of excellent domestic technical experts in various fields such as automation, electronics, machinery and computer. More than 80% of HOLYKELL employees have bachelor's degree. At present, HOLYKELL has more than 120, 000 customers worldwide and it's products are exported to 109 countries in Europe, America, Australia, Africa, SouthEast and Asia. In the latest petrochemical industry, our newest products have the advantages

ShenZhen StarWSN is a professional liquid level and water quality monitoring instrument company which established in 2016. The company have gathered a number of excellent domestic technical experts in various fields such as automation, electronics, machinery and computer. We focusing on the application of smart sensing technology in drainage network and water level monitoring. The main products include wireless water level transmitter, bubble water level meter, radar water flow meter, radar liquid level guage, wireless pressure sensor, river flow monitoring station and online water quality analyzer etc. The products are widely used in smart city, environmental protection, municipal, chemical, power, sewage treatment, emergency rescue and other fields. Our newest products have the advantages of small size, long lifespan, high stability and reliability.

Freshliance Electronics Co., Ltd, founded in 2015, is an ISO9000-certified enterprise, located in Hengfeng kechuang Center, Zhengzhou Airport Economy Zone, China. Our company specializes in the field temperature and humidity data loggers, and environmental monitoring IoT systems for warehousing, shipping and other cold chain processes in different industries like the fruits and vegetables, food processing, seafood, life science, pharmaceutical, and logistics.

Established in 2006, Shenzhen Tzone Digital Technology Co., Ltd is a leading hi-tech enterprise consolidated R & D, manufacture, and sales, The company covers about 1500 square meters, with R& D team over 30 and Quality management staff over 20. The production Procedure is in full compliance with the ISO9001 standard, and all the products has passed certificates such as CE, FCC, RoHS and so on.

Xi'an ZhongYi Clouds Technology Co., Ltd.: From Precision Instruments to Intelligent IoT Ecosystems

Shenzhen Toprie Electronic Co., Ltd is a high technology enterprise engaged in manufacturing of smart environmental monitoring and data acquisition field.

Xi'an Gavin Electronic Technology Co., Ltd., headquartered in the State-level High-tech Industrial Development Zone in Xi'an, is a high-tech enterprise dedicated to the research, development, manufacturing, sales, and service of sensors, transmitters, and related instruments. Since its establishment, the company has consistently taken customer needs as its guide, talent development as its core, and industry progress as its foundation. As the company continues to grow, we actively expand our product lines, integrate industry resources, develop new e-commerce models, and collaborate with leading enterprises in the industry to provide high-quality products and solutions to customers worldwide.

Trusted Solutions, One ZYD

Xiamen Trust  is a national-level high-tech enterprise, a Xiamen "Specialized, Sophisticated, Distinctive and Innovative"  company, and a dual-software certified enterprise. Founded in 2004 and headquartered in Xiamen, Fujian Province, the company focuses on the R&D, production, and service of IoT wireless sensor solutions. Its products center on wireless LoRa low-power sensors, covering monitoring of multiple environmental parameters including temperature, humidity, carbon dioxide (CO2), oxygen (O2), volatile organic compounds (VOCs), formaldehyde (HCHO), PM2.5, partial discharge, as well as security sensors for equipment rooms such as door magnetic sensors, water immersion detectors, and smoke detectors. It has become one of the most influential brands in the domestic wireless sensor field.

Acrel Co., Ltd. [Stock Code: 300286. SZ] is a high-tech enterprise concentrating on research, production, sales and services. It mainly provides systemic solutions of energy efficiency management and electrical safety for users. 'Acrel' is equipped with the complete production lines from cloud platform software to sensors. Until now, it has more than 8000 sets systemic solutions used in China to help users to realize energy visual management, supply energy data services and improve electrical efficiency and safety. 'Acrel' has maintained steady growth since its listing in 2012. The company will adhere to the concept of 'innovation, high-efficiency, unity and honesty' and it provides more high-quality solutions, products and service for power system users and micro-grid.

Shandong Renke Control Technology Co., Ltd. is a leading environmental monitoring high technology enterprise in China.

EPT sensor begans in 2003, specializing in smart level controller, liquid level sensor, flow sensor, tilt sensor, weighing sensor, auto top off system and turbidity sensor. EPT adheres to the development strategy of High Quality & Good Service, and serves the society in line with the purpose of "reputation first, user first". We warmly welcome customers to visit the company for cooperation and business negotiation for mutual benefit.

As one of the earliest companies in China to develop and produce sensors,

Atech sensor co, . Ltd. specializes in sensor production and sales. The main products includes pressure sensor and transmitter, Level transmitter, pressure gauge, melt pressure transmitter, temperture sensor, pressure transducer, oil pressure sensor, Explosion proof pressure transducer, low-pressure transducer, Commerical Marine pressure transducer, Fuel pressure & Fuel tank pressure sensor, Liquidpressure sensor, ect. As manufacturer, based on technology innovation, good production capacity and strict quality control, we can meet different customers' OEM and ODM demands. As a manufacturer and exporter, we provide the best products with our rich experience and perfessional technoloty for our customers. Best Value = High Quality Product + Competitive Price + Professional Service + Fast Delivery + Long time InsuranceAtech sensor is 100% vertically integrated with engineering, manufacturing, sales & marketing and customer service all supported from within our one facility. All critical components and steps in the manufacture, assembly and testing of a Atech pressure instrument are in our hands and are carefully monitored to ensure that we meet your critical specifications precisely and consistently.

Started from 2005, FrankEver has been engaged in manufacturing and exporting electronic proudcts. After years' continuous effort in innovation and quality control. FrankEver has got the success in 3 professional divsions, they are electronic tools and testers, vehicle installation accessories, smart home and smart garden products.

RONDS is a high-tech enterprise which owns core technology and provides turnkey solutions for machinery Condition Monitoring in the predictive maintenance field. Our company was formed in 2007, the strength lies in Condition Monitoring instrumentation, software R & D, Intelligent diagnosis, Cloud service etc.

Anhui zhongkemi Dian sensor Co., Ltd., a high-tech Internet brand integrating R&D, production and sales and committed to becoming an excellent brand service provider in the field of weighing measurement and control. ZKMD Sensors supplies test and measurement products to many industries, especially automobile, medical, robotic and aerospace.

Hangzhou Antin Power Technology Co., Ltd is located in Hangzhou, China, known as the "Silicon Valley of Paradise". Establishment in 2013. Antin Power is one of the leading manufacturers and suppliers of electricity meters and energy measurement solutions to help worldwide customers visualize all energy usage and improve productivity and energy efficiency. Over the years, Antin Power has developed a wide range of products including DIN rail energy meters, multi-function energy meters, prepaid energy meters, panel meters, etc., which could be widely used in the applications like energy management and monitoring system, sub-billing systems, electrical SCADA system etc.

Firstrate Sensor Co., Ltd., is a hight-tech joint venture specialized in researching, manufacturing, and sales of sensors. Our products include Pressure Transmitters, Temperature transmitters, Liquid-level Transmitters, Wind Speed and Direction Transmitters, and Intelligent Control Instruments. They are widely used in the field of aviation, aerospace, national defense, military project, engineering machinery, railway, urban railway system, automotive electronics system, HVAC, air compressor, textile, petrochemical, coal mines and other industrial automation control.

SUNMOON Science & Technology Group was founded in 1988, and mainly composed of Bengbu Sunmoon Instrument Research Institute Co., Ltd. (Registered and Paid-in capital 21.88 million RMB) and Bengbu Sunmoon Electronic Science and Technology Co., Ltd. (Registered and Paid-in capital 15 million RMB). SUNMOON is recognized as a high-tech enterprise, boasting over 190 intellectual properties. We are dedicated to the design and manufacturing of precision sensors for a diverse range of measurements including weight, load, pressure, torque, displacement, speed, temperature, and humidity.

Cold Valley Intelligent Technology: Leading Industrial IoT & Automation Solutions

Different kinds of products are available in our company: Differential Pressure Transmitter, Pressure Transmitter, Temperature Transmitter, Electromagnetic Flowmeter, Magnetic Level Gauge. We're pleased to get your Inquiry and we will reply you 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. <br/><br/>Anhui Hechuang Intelligent Manufacturing Co., Ltd. is located in Hefei, a picturesque industrial city renowned as the "City of Lakes and Innovation. " As a high-tech enterprise, the company specializes in the R&D, production, sales, and engineering services of industrial measurement and control automation systems, sensors, transmitters, and various other instruments. <br/><br/>The company focuses on manufacturing intelligent pressure, differential pressure, temperature, level, flow, material level, radar, and online analytical instruments. Among them, the differential pressure transmitter achieves an exceptional accuracy of up to 0.075%, utilizing imported single-crystal silicon cores, earning consistent praise from customers. Additionally, the company engages in the R&D, production, sales, and services of measurement and control system software as well as internet of things applications. <br/><br/>Since its establishment, the company has adhered to providing customers with systematic solutions, delivering accurate, timely, efficient, and attentive technical services. With outstanding R&D talent and the agile thinking of the Hechuang team, the company ensures the superior performance and reliability of its products. Advanced production equipment, standardized manufacturing environments, and strict quality management further guarantee product excellence. <br/><br/>As the automation industry rapidly evolves, we remain committed to developing high-quality, high-performance products that meet market demands, keeping pace with global automation trends. We actively recruit highly skilled professionals with both integrity and competence, implementing standardized and modern management practices. Upholding the principle of "Quality First, Customer Foremost, " we dedicate ourselves to serving new and existing clients worldwide with passion, expertise, superior quality, and a pragmatic approach.

Shenzhen E-5Continents Co., Ltd, founded in 2001, is a professional ISO9001-certified enterprise specializing in the research, development, and manufacturing of sensing and security detection products. With more than two decades of industry experience, our company initially focused on the production of reed switch sensors, including magnetic contacts, proximity sensors, and float level sensors. Through continuous innovation, strict quality control, and stable production capability, we have gradually expanded into a comprehensive security solution provider trusted by customers worldwide.

Over 25 Years of OEM/ODM Manufacture Experience

RisingHF is a national qualified high-tech enterprise and specialized-refined company focusing on the innovation and development of the new generation Internet of Things communication technology and intelligent hardware.

Huazhong Industrial Control Intelligent Equipment Co., Ltd. is a high-tech enterprise specializing in the field of process automation. The company is equipped with an industry-leading flowmeter calibration system, a 16000 square meter intelligent production base, a 2500 square meter research and development laboratory, and 4 world-class SMT surface mount lines. The annual production capacity can reach 400000 sets of transmitters, 200000 sets of flow meters, 100000 sets of level measurement equipment, and 500000 sets of isolation module instruments. We have a professional team of over 300 people, providing process automation solutions for over 200000 enterprises in industries such as water and sewage, energy and power, chemical, life sciences, food and beverage, etc. We also offer digital services to small and medium-sized enterprises through our instrument cloud platform.

Henan Kapute Instrument Co., Ltd. is a new enterprise in China specializing in the research, development, production and service of industrial process automation control and intelligent instruments. The company is located in Kaifeng, a famous ancient capital city of eight dynasties. Kaifeng Instrument Industry was founded in 1958. It has the longest history of manufacturing flow meters in China and is the largest production and testing base of flow meters in the country. The National Water Flow Measurement Station and the Quality Inspection Center for Flow Meters of the Ministry of Machinery Industry are both located here. Here, there are a large number of experienced engineering and technical personnel engaged in the production and research and development of flow meters.

Shanghai FANTE Industry Co., Ltd.  About UsFounded in 2012 and headquartered in Shanghai, Shanghai FANTE Industry Co., Ltd. is a high-tech enterprise specializing in smart electrical solutions and IoT (ICT) applications. We are committed to driving digital transformation, energy efficiency, and electrical safety, empowering the traditional power industry through intelligent innovation.  Core BusinessOur main products and solutions include: Smart circuit breakersIntelligent lighting & streetlight control modulesSmart and prepaid metering systemsElectrical fire prevention and suppression devicesSmart HVAC and building energy-saving systemsIoT gateways and intelligent O&M platformsAutomatic transfer switchesThese solutions are widely applied in smart cities, factories, campuses, and communities, covering nine comprehensive systems such as intelligent fire prevention, smart HVAC energy management, intelligent substation O&M, smart electrical safety, tiered energy monitoring, BAS, and smart lighting control.  Technology & Certifications30+ patents (including 3 invention patents)50+ software copyrights and 80+ quality certifications1000+ engineering projects delivered successfullyFull compliance with CE and ISO9001 certificationsProprietary smart IoT platform developed in collaboration with Fudan UniversityOur patented smart circuit breaker integrates mechanical safety with digital intelligence, enabling reliable cloud-based power management.  Awards & RecognitionNational High-Tech EnterpriseShanghai SME of Science & InnovationGolden Finger Award for Outstanding Smart Lighting BrandNational Leading Enterprise in Intelligent Electrical QualityNational Quality Integrity Benchmark EnterpriseNational Advanced Enterprise in Quality CreditRecognized by the China Internet Association as a Digital Transformation Case EnterpriseContributor to Smart Community Emergency Response White Paper and Commercial Smart Lighting Design GuidelinesSelected as 2025 Shanghai SME Service Institution (Digital Transformation)Awarded by China Warehousing & Distribution Association as "Recommended Smart Logistics Brand" Team & R&DFANTE brings together experts in power systems, IoT, and cloud computing, adopting IPD and agile R&D processes. We have a 40+ member team in Shanghai, focusing on R&D, sales, and customer service. Our manufacturing facilities in Jinshan (Shanghai) and Wenzhou (Zhejiang) ensure high-quality production. A 50-member team in Tianjin is dedicated to smart power system development. Our CTO, Prof. Luo Yuling, has been ranked among the world's top 2% scientists for three consecutive years, leading multiple national research projects and holding numerous patents and academic publications.  Market ApplicationsFANTE's solutions have been successfully deployed in: Industry: ABB Shanghai Motors, BMW Shenyang Plant, Carrier Air Conditioning, and moreCommercial & public buildings: Offices, shopping malls, hotels, retail chainsPublic infrastructure: Schools, sports centers, healthcare facilities, smart streetlights, and EV charging stations Mission & VisionAt FANTE, our mission is to enable safer, smarter, and more sustainable energy systems: Empower energy service providers with advanced IoT solutionsDeliver digital energy management, analytics, and optimization for usersBuild a connected energy ecosystem integrating devices, service providers, and usersContribute to global carbon neutrality goalsFANTE - Empowering Energy with Intelligence, Driving the Future.

Acrel Co., Ltd. [stock code: 300286. Sz] is a high-tech enterprise that integrates R& D, production, sales, and service, since its establishment, is committed to providing users with energy efficiency management and powerful security system solutions. Acrel Electric has a complete production line from cloud platform software to sensors. At present, more than 8, 000 sets of various solutions are running all over the country, helping users to realize the visual management of energy consumption, providing users the energy data services, and escorting users to an efficient and safe energy consumption.

Jiangsu Aice Instrument Technology Co., Ltd. is a comprehensive company specialized in development, production and sales of level, pressure, flow and industrial temperature instruments.