alarm function sample concentration300+ factories verified

Qingdao Zhongwanfang Energy Technology Co., Ltd. is located in the beautiful coastal city of Qingdao - Jiaozhou City, Du Village Industrial Park, by the Yellow Sea and Jiaozhou Bay. The company is adjacent to the Jiaozhou exit of the Tongsan Expressway, with Jiaozhou Bay Expressway to the east and Jiqing Expressway to the north. It is close to Qingdao Port and Jiaodong International Airport. The geographical location is superior and the transportation is very convenient.

Hebei Zehong Technology Co., Ltd. is located at No. 1, Qinggong Road, Xibaipo Economic Development Zone, Pingshan County, Shijiazhuang City, Hebei Province. It is a high-tech enterprise specializing in the research, development, production, and sales of gas detection and analysis instruments.  Leveraging its technological advantages, the company is committed to the development and production of safety and environmental monitoring products, and has established long-term technical cooperation relationships with numerous domestic and international research institutions.

Contec Medical Systems Co., Ltd. (hereinafter referred to as CONTEC) is a high-tech company which focuses on research, manufacture and distribution of medical devices since 1996, CONTEC locates in a beautiful seaside city, Qinhuangdao, and is one of the largest bases for R&D and manufacturer of medical devices in China.

Shandong HCZHUN Environmental Protection Equipment Co., Ltd. (hereinafter referred to as HCZHUN or the company) was established in 2007 and has been focusing on providing customers with environmental protection water treatment solutions for 17 years. HCZHUN is a high-tech enterprise in the field of water oxidation, disinfection and dosing sedimentation, the company focuses on three core products: Sodium hypochlorite generator, ozone generator, intelligent dosing system. It is widely used in municipal water supply, municipal drainage, hospital sewage, industrial wastewater and other water treatment fields, with over 10, 000 cases of equipment applications.

Since its establishment, our company has always adhered to the business principles of "quality first, customer first, and credibility as the foundation", and has been deeply engaged in the field of environmental monitoring for many years, accumulating rich project implementation experience. Our business covers seven core scenarios: Pollution source outlet monitoring, national standard water stations, outdoor small water stations, ecological agriculture, aquaculture, secondary water supply, and groundwater monitoring. We have successfully implemented key projects in various fields across the country, including domestic sewage, chemical industry, medical care, smart water management, and black and odorous water body treatment, and have won market recognition with high-quality project results and excellent service reputation.  

SHENYANG AERTI TECH Co., Ltd., founded in 2013, is a high-tech medical enterprise integrating R& D, manufacturing, sales and service of home medical and healthcare equipment.

Founded in 2015, Juge focuses on the field of environmental online monitoring and has gathered outstanding talents who have been engaged in environmental online monitoring for many years. At the same time, it cooperates with some key professional universities and research institutes in China, and is a national high-tech enterprise that integrates research and development, production, sales, and after-sales service with environmental online monitoring systems as its core. It is a provider of overall solutions for smart environmental online monitoring systems.

Qingdao Laoying Haina Opto-electronic Environmental Protection Group Co., Ltd. (LONYING) stands as a pioneering manufacturer and comprehensive service provider in China's environmental monitoring and analytical instrumentation industry. Founded in 1988, one of the earliest in the field in China, we have established a leading market position through decades of dedication and innovation. We offer over ten product series, encompassing hundreds of instruments. Our core product categories include: 1 Flue Gas (Dust) Sampler & Analyzer, 2 VOCs Sampler, 3 Ambient Air Monitor, 4 Gas Station/Vehicle Exhaust Monitor, 5 Water Quality Monitoring Equipment, 6 Calibrators, 7 Sampling Probes, 8 Customized Items. We prioritize R&D, continuously cultivating cutting-edge technologies to provide advanced and accurate monitoring solutions. Our skilled production team ensures the manufacture of reliable and durable instruments. A strict QC team guarantees that every product meets the highest standards of performance and accuracy. We are dedicated to providing high-quality products and ensuring prompt delivery to support our clients' critical environmental protection efforts.

Jiangsu Jihua Electronic Technology Co., Ltd., founded in 2007, is a national high-tech enterprise specializing in gas and dust detection monitoring. Integrating R&D, production, sales, and full-lifecycle services, the company focuses on gas concentration detection alarm equipment, dust monitoring instruments, and environmental monitoring systems. With nearly two decades of experience, it has established a complete industrial chain and serves petroleum, chemical engineering, metallurgy, and environmental protection sectors.

Anhui January Technology Co., Ltd. Was established in 2014 and has been deeply involved in the field of process media equipment for many years. It mainly provides comprehensive solutions for high-purity media (gases and chemicals) transportation equipment, exhaust gas treatment (scrubber), gas recovery and purification (hydrogen, ammonia, helium, argon gas, etc. ) for semiconductor enterprises. It is one of the few domestic enterprises that has both gas safety supply and efficient purification and recovery technology. The company is headquartered in Hefei, Anhui Province, and has built its own R&D and production base, which includes four digital workshops with a total construction area of over 20, 000 square meters, including approximately 4, 000 square meters of clean rooms at Class 100, Class 1, 000, and Class 10, 000 levels. The annual delivery capacity of the equipment exceeds 5, 000 units/set. The company currently employs over 200 people, with about 30% being R&D personnel.

In 1992, Chenwei developed and produced mainland China's first-generation medical anesthesia machine, becoming the backbone enterprise among the mainland's first batch of medical equipment developers. Since then, we have strived to become a leader of homegrown medical equipment. We currently have a product range that includes anesthesia systems, ventilators, emergency ventilators and monitors, many of which we hold patents to.

Hefei Yameina Import And Export Co., Ltd is the branch of Hefei Yameina Environmental Medical Equipment Co., Ltd. Our address: 1st - 3rd Floors, No. 2 Building, No. 9 Tian Hu Road, Hi-tech Development Zone Hefei City. Anhui Province, China. Hefei is located very close to Shanghai Port and Ningbo Port. After production, products can be delivered to the exporting port within 2 days. Our main products include oxygen concentrators from 1L to 10L, vehicle-carried oxygen concentrators with batteries, nebulizers, infrared temperature guns, and all accessories and spare parts of oxygen concentrators. The company was established in 2003. With experience in producing and developing medical-grade household oxygen concentrators for 20 years, the enterprise integrates research, development, production, and sales.

Beijing Jingxiang Environmental Technology Co., Ltd. Integrates the production, research and development, and sales of water environment monitoring equipment and engineering, energy conservation and environmental protection, air pollution control, solid waste pollution control, instruments and meters, biochemical analysis and monitoring instruments, energy conservation and environmental protection technology and equipment, process sewage treatment, environmental monitoring station system integration, application software, basic software electronic products, and office automation equipment Supplier We specialize in providing users with analysis solutions ranging from on-site data analysis to the final monitoring data transmission and integration, as well as process feedback control.

Being Technology, founded in 1997, is a high-tech enterprise mainly engaged in R&D, design, manufacture, sales and service of laboratory instruments and environmental test devices. Being has established a well-structured marketing channel network covering a large number of after-sales service branches in provinces and cities of the country, which products are sold in more than 60 countries and regions around the world. By the end of 2020, there were about 650, 000 Being devices in use worldwide. With over 23 years' experience engineering and manufacturing, along with the commitment to invest 15% of revenue in R&D yearly, BEING always provides advanced and high quality products. Being has emerged as an industry leader as it remains committed to the "Technology-oriented quality assurance, service-based product improvement" principle.

Hanyao Electronic Technology Co., Ltd. is a high-tech enterprise specializing in the manufacturing of gas detection alarms and equipment for monitoring flammable, explosive, toxic, and hazardous gases. The company provides comprehensive gas monitoring system solutions, integrating R&D, design, production, manufacturing, sales, and service. It is dedicated to becoming a leading global supplier of on-site detection instruments and integrated system solutions.

Shenzhen Yifan Technology Co., Ltd. is a high-tech enterprise specializing in environmental monitoring, and in the R&D, design, production, sales, operation, and industrial control of intelligent environmental protection instruments. It achieves dual qualitative and quantitative supervision of pollution emissions through real-time collection, transmission, and storage of data from factories, restaurants, and chemical enterprises. Following years of development, Yifan has emerged as a significant supplier of environmental monitoring equipment and systems, both domestically and internationally. Over the years, Yifan has assimilated the latest foreign technologies, elevating its products to advanced domestic levels through both independent and collaborative R&D. Its range of gas detection products includes VOC, odor, micro air stations, toxic, harmful gas, dust, oil fume, noise, and meteorological detectors

Alva Instruments Co., Ltd., located in Jinan, is a high-tech enterprise committed to the research, development, production, and sales of scientific analytical instruments.

Jinan Benan Technology Development Co., Ltd. Was established in 2008 with a registered capital of 101 million yuan. It focuses on the research and development, production and sales of gas detector systems, smart power safety management systems, electrical fire monitoring systems, fire equipment power monitoring systems, intelligent evacuation systems, fire door monitoring systems, fire cloud platforms and other products.

Huanghua Faithful Instrument Co., Ltd, founded in 90s and located in coastal city-HuangHua, our factory covered 40, 000 square meters, with more than 200 employees. Huanghua Faithful Instrument Co., Ltd is a specialized supplier of scientific and laboratory instruments. Faithful has established enviable reputation for its ability to design and manufacture high quality products, now we are dedicated to developing and manufacturing instruments as well as distributing world-renowned products and offering unmatched scientific performance and proven value.

Nanjing KELISAIKE Safety Equipment Co., Ltd. is a leading professional manufacturer of gas detector, engaged in researching and developing high quality air-sensitive technology. Our company has first-grade equipment, scientific methods, project management system and excellent employees. As a professional supplier and agent of industrial instrumentations, we have been specializing in the field for more than 10 years. Now KELISAIKE has three subsidiary companies, located in the cities of Beijing, Xi'an and Xinjiang, and the business scope has covered nearly all the municipal areas of China.

Shenzhen Korno Import& Export Co., Ltd is one of the gas and dust particle detector manufacturer in China, with more than 10 years research and production experience. Our products mainly include Handheld Gas Detector, Portable Gas Detector, Online Gas Detector, Controller, Gas Pretreatment System ect. And we have passed ISO9001: 2015, ISO14001: 2015, OHSAS: 2007, CMC and Explosion-proof certification for our products.

FuXin is a company specializing in digital printing. Established in 2010, we are committed to providing high-quality digital printing solutions to our clients and building a world-class digital printing brand.

Hebei Dengyan Technology Co., Ltd. is an instrument  manufacturer and trader specializing in the field of air quality monitoring.

Nanjing Desi Weiye Software Technology Co., Ltd. Specializes in the development of next-generation network NGN converged communication emergency command and dispatch system, and is a leading domestic government and enterprise information and communication integration solution provider. The company is located in Nanjing, capital city of Jiangsu Province. The company has formed cooperative partnerships with many well-known enterprises and scientific research institutions at home and abroad, including the Academy of Postal Sciences, Theil Laboratory, Telecommunication Research Institute, China Telecom, China Mobile, China Unicom, AVAYA, CISCO, Dialogic, Bell Alcatel, etc.

OLang Technology. Was founded in 2023 and is a high-tech enterprise specializing in the research, development, manufacturing, and sales of home appliances, such as hydrogen water bottle, range hood. The company is headquartered in Huicheng District, Huizhou and has a professional team consisting of senior technical personnel and management talents, dedicated to providing customers with high-quality and high-performance home appliances.

Hanwei Electronics Group Corporation (ISO9001-2000 certified) build in 1984, and is a professional manufacturer expertise in the R&D and mass-production of the gas sensors and gas detectors in China. Unlike most of the other gas detection companies, we develop and manufacture the gas sensors, which are used in our gas detection products. Some of our products are for CE and TUV approval. Certainly, we also supply professional and exact technical service and design projects to meet the local customer's need. OEM and ODM are welcome.

      Wenzhou Xianghai Machinery Co., Ltd. Focuses on the production and sales of plastic machinery and equipment, specializing in film blowing machine, printing machine, bag making machine, granulator and other related plastic packaging equipment. From 1995 to now, it has been in the field of related mechanical equipment for more than 20 years. Our products have been sold to more than 40 countries in the world, with professional production team and perfect after-sales service. Our company has been recognized by our customers based on the principle of"service first, reputation first".

Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd., a specialized company with a solid 23-year history in gas detection instruments.

Established in 2010, Shenzhen YuanTe Technology Co., Limited is a company that focuses on the design, production and sales of environmental monitoring equipment and system for 16 years. With "gas detector" as the core product, we have completed production line and solutions according to different industries, such as Oil, Chemical, Medicine, Energy, Environmental Protection, Electronic, Municipal Engineering, Agriculture and Forestry, Household Appliances, etc. Through about 10 years of rapid development, Yuante becomes the influential supplier for environmental monitoring equipment and system in the domestic and overseas market.

Suzhou HJClean Tech Co., Ltd was established in 2004 in Suzhou, Jiangsu Province, the home of purification in China. It mainly produce equipments and instruments of clean room deals in business of clean room projects for pharmaceutical factory, laboratory, medical organization etc...