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We are an innovative technology enterprise that integrates research and development, production, and sales. Since its establishment in July 2012, we have been committed to providing customers with one-stop solution services in the field of liquid level sensors and switches.

At Aoer, we specialize in the development, manufacturing, and supply of advanced measurement and control solutions for various industries, including automotive, marine, and power generation sectors. With years of expertise in sensor technology, we provide a comprehensive range of high-performance products designed to ensure optimal operation, safety, and efficiency in critical systems.

Xiamen Xinde IoT Technology Co., Ltd. Was established in the Xiamen Special Economic Zone as a national high-tech enterprise that is R&D-driven and market-oriented, specializing in the development of technology-centric innovative products.

Sibo. X industrial Co., Ltd is a industrial products manufacturer&trading company, mainly engaged in industrial measuring instruments and industrial equipment solution, such as pressure measurement, level leasurement, flow meters, loadcells, drying equipment, industrial automation equipmentand one-stop solutions. Products are widely used in oil andgas, water and wastewater, chemical and petrochemical, aerospace/Marine/military industry, machinery manufacturing, new material energy, HVAC/air conditioning, smart city, industrial interconnection and other fields.

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

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.

Located in the heart of China's technological hub - Shanghai, Aister Instrumentation (Shanghai) Co., Ltd.  is a leading high-tech enterprise specializing in the R&D, manufacturing, and global distribution of precision flow measurement instruments.

Nanjing Hangjia Electronic Technology Co., Ltd. Was established in 2015, it is a company specializing in the research, development, sales, and service of industrial automation and process control. Products covered pressure, temperature, level, flow, and other industrial measuring and process control. We are committed to strict quality control and considerate customer service.

Quan Zhou Yang Xun Electronic Co., Ltd is a professional manufacturer and supplier specializing in water purification products and faucet accessories.With years of experience in the industry, we focus on the research, production and sales of water purifiers, water purifier spare parts, water taps, float balls and float valves.

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Kangtong CO. Ltd, Founded in 2005 based in Shenzhen which is High-tech enterprise of China and concentration of sensor product that core competency in developing, manufacture and marketing supply with IATF16949: 2016 certified quality system and PPAP capability to offer high quality radar product especially in car industry to Cooperate with multiple original car maker for parking sensor ODM & OEM and succussed.

Jiangsu Jiechuang Science and Technology Co., Ltd. Was established in 2000 and is a professional manufacturer specializing in instruments and electrical products. The company is located in Jinhu Industrial Park, Jiangsu Province, China, covering an area of 100, 000 square meters, with a total of 582 employees and total assets nearing 800 million RMB.

Anhui Qidian Automation Technology Co., Ltd., founded in 2011, is a high-tech enterprise specializing in industrial automatic and intelligent solutions. Our main products include signal isolators, intrinsical safety barriers, electrical transducers, pressure transducers, liquid level sensor, digital pressure gauges and so on.

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.

Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd., is engaged in research, development, production, sales and service of level sensor, proximity sensor, flow sensor, industrial control sensor and hardware plastics for many years. These products are suitable for various industries including house appliances, machinery, electronics, metallurgy, power generation, shipbuilding, petrochemical industry, food, feedstuff, waste water/pure water process, plastics, rubber, cement, medicine, storage, chemical fertilizer, steel, mining, lubrication, air dust proof, temperature monitor, boiler, Dyeing and finishing equipment. For meeting different requirements of different environments, the products of each kind have many optional specifications and materials, and can be customized. We develop products together with customer to improve reliance, safety and Economy of them. We struggle to make each link perfect, and building our quality based on finished technology and the promise that keeps improving and uniform for customer.

Zhengzhou Windbell M&C established in 2014, The company is located in the High-tech Development Zone of Zhengzhou City, Henan Province, China.

Founded in 2004, Hefei WNK Smart Technology Co., Ltd is a hi-tech company specializing in different kinds of technologically-advanced and good quality sensor, transmitter and automation instrument. We devote to developing, manufacturing and selling of automation control system, providing our customers comprehensive fieldbus technical solutions and factory informatization construction.

Bluefin Sensor Technologies has been focusing on the R&D and production of level sensors since early 2016.

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.

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.

Supmea is a national high-tech enterprise dedicated to process automation solutions, Founded in 2006. Our facilities include industry-leading electromagnetic flowmeter calibration systems, a 1, 500 square metre CNAS-certified laboratory, and two advanced SMT production lines.

In 2010, Lorddom was established in Yueqing Liushi, Zhejiang Province - China's electrical appliance capital. Collaborating with a team of Chinese electronics experts, Lorddom is dedicated to the research, development, application, production, and sales of advanced 5G-era technologies within the industrial automation sector. China's rapid advancement in internet and mobile networks, leading the global tide, has propelled the Lorddom brand to significant and pivotal influence in both domestic and international markets.

In September 2019, the company was founded by the Founder Alex Bao, who LED a group of core technology experts and outstanding management talents from the sensor business units of Fortune 500 companies, well-known American MEMS sensor companies, and A-share listed companies whose main business is sensors to establish AIoTSensing Inc.

Huikemaiyi Company was established in 2017 year and its a High-tech enterprise committed to the R&D, Production, and Sales of various Auto Sensors products, such as suspension sensor,  height sensor, level sensor, Camshaft position sensor,  crankshaft postion sensor, yacht sensor, steering sensor, headlight level sensor, ABS and Oxygen sensors etc.

Hubei Autolin Technology Co., Ltd. is a professional manufacturer specializing in diesel emission control systems and aftermarket solutions. With more than ten years of experience in the automotive emission industry, we are dedicated to providing high-quality, reliable, and cost-effective products for global customers in the commercial vehicle, truck, bus, construction machinery, and heavy-duty equipment markets.

Founded in 2007, Fujian Aotai Automation Equipment Co., Ltd. is located in the beautiful city of Fuzhou, Fujian Province. It is an enterprise dedicated to providing measurement and control instruments and equipment for "Intelligent Manufacturing", "Smart Water Affairs" and "Smart City". The company aims to become an enterprise with advanced technology, professional services and strong competitiveness within the industry. Since its establishment, it has adhered to the concept of "creating a century-old store and establishing a national brand", focusing on the research and development, production, sales and service of instruments and meters, and striving to create value for customers. In the first ten years of its entrepreneurship, the company mainly focused on industrial process control instruments. It has successively developed multiple series of products, including panel-mounted instruments, pressure instruments, flow instruments, rail-mounted instruments, level instruments, and analytical instruments. These products are widely used in industries such as metallurgy, chemical engineering, light industry, pharmaceuticals, environmental protection, and petroleum. In recent years, with the popularization and development of modern communication technology applications, as well as the increased management requirements in municipal administration, water conservancy, and agriculture, Internet of Things (IoT) instruments have begun to be promoted in these fields. The company has seized the opportunity to develop a series of IoT perception layer products for these fields, such as acoustic tomography river cross-section flow meters, road waterlogging meters, Doppler flow meters, radar surface flow velocity meters, paddy field water level meters, and underground combined water level meters. At the same time, these products have been rapidly promoted and applied in multiple provinces and cities, and have received favorable comments from users. The company's competitiveness lies in combining its many years of mature experience in industrial instrument design with modern communication technology, making the newly developed products have the characteristics of convenient debugging, low power consumption, strong stability, and high precision. Currently, the company has set up more than a dozen offices across the country, which is convenient for providing services to a large number of users nearby. The company always adheres to the core values of "customer-centric, based on strivers, striving for perfection, innovation-driven, and keeping up with the times". We will continue to forge ahead in the fields of IoT instruments and traditional industrial instruments, contributing the wisdom of Aotai.

Shanghai Co-fly electrical technology Co., Ltd. is located in Lanyin road No. 1881 of high-tech industrial park in Songjiang, Shanghai (very close to Shanghai Hongqiao airport and high-speed rail station, only 15 minutes drive time).

Beijing ZhongRuiZhiCheng Technology Co., Ltd. is a prfessional engineering company with 18 years HART and 10 years Profibus R& D expeience. We have most of China Mainland market for HART transmitters. More than 100K Units shipped per year. Simultaneously, We provide One-stop Solution for various HART/Profibus transmitters. Also, We provide quick response in goods supply and post-sale support. Our globally distributed customers including China, Korea, India, America, Europa, 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.

TEC is the brand of sensor of Hangzhou Zheda Jingyi Electromechanical Technology Co., Ltd.