Updated Sep 15, 2026 · Public platform & industry data

Sep 15, 2026 Updated

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2026 Top 10 Dissolved Oxygen Measuring Instrument Manufacturers in China

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Top-rated Dissolved Oxygen Measuring Instrument suppliers, How to choose a Dissolved Oxygen Measuring Instrument manufacturer, Best Dissolved Oxygen Measuring Instrument companies in China

The top 10 Dissolved Oxygen Measuring Instrument manufacturers in China for 2026 are: Nanjing Ouka Instrument Co., Ltd, Shanghai Yitian Scientific Instrument Co., Ltd, Shanghai Yidian Scientific Instrument Co., Ltd, Beijing Huayi Tongtai Environmental Protection Technology Co., Ltd, Beijing Times New Wei Measurement and Control Equipment Co., Ltd, Nanjing Hongguang Environmental Protection Technology Co., Ltd, Tian'er Analytical Instruments (Shandong) Co., Ltd, Shandong Huanmei Analytical Instrument Co., Ltd, Shandong Lanjing Electronic Technology Co., Ltd, Shandong Horde Electronic Technology Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Nanjing Ouka Instrument Co., Ltd
Overall Score4.9 / 5
Est. Date2016-05-15
Registered Capital1110K CNY

Nanjing Ouka Instrument and Meter Co., Ltd., with its registered address at No. 8 Rongning Road, Hushu Street, Jiangning District, Nanjing City, is registered with the Jiangning District Government Service Management Office of Nanjing City. The legal representative is Li Wanming, and its business scope includes research and development, production, sales, installation, and technical services of instruments, automation equipment, and systems; Research and development, sales, and technical services of computer software and hardware; Sales of hardware accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dissolved Oxygen Measuring Instrument, Electronic Water Gauge, Level Gauge

Top 2
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Shanghai Yitian Scientific Instrument Co., Ltd
Overall Score4.7 / 5
Est. Date2012-05-24
Registered Capital500K CNY

Shanghai Yitian Scientific Instrument Co., Ltd., with its registered address at J, Building 1, No. 6899 Liuxiang Road, Jiading District, Shanghai, is registered with the Jiading District Market Supervision Administration. The legal representative is Guo Junbao, and its business scope includes the sales of instruments and meters, laboratory equipment, mechanical equipment and accessories, electronic products, digital products, household appliances, communication equipment and related products, office supplies, sports equipment, glassware, hardware and electrical equipment, chemical products (excluding hazardous chemicals, monitored chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), as well as the transportation agency of goods. The company also provides technical development, technical services, technical consulting, and technology transfer in the field of instrument and meter technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Dissolved Oxygen Measuring Instrument, Uv Visible Spectrophotometer, Cnc Ultrasonic Cleaner

Top 3
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Shanghai Yidian Scientific Instrument Co., Ltd
Overall Score4.7 / 5
Est. Date2011-08-16
Registered Capital27041.387K CNY

Shanghai Yidian Scientific Instrument Co., Ltd., with its registered address at 1st Floor, Building 2, No. 5 Yuanda Road, Anting Town, Jiading District, Shanghai, is registered with the Shanghai Municipal Administration for Market Regulation. The legal representative is Jian Bin, and the company's business scope includes the sales of instruments, measuring instruments, and electronic components, computer system integration, computer software development and sales, as well as the import and export of goods and technology. The company also engages in the production of instruments and meters (for measuring instruments, a license must be obtained before engaging in business activities) (limited to branch operations) and the integration of instrument and meter systems. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Dissolved Oxygen Measuring Instrument, Moisture Meter, Multi Parameter Analyzer

TOP4
Beijing Huayi Tongtai Environmental Protection Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2019-12-04
Registered Capital5000K CNY

Beijing Huayi Tongtai Environmental Protection Technology Co., Ltd., with its registered address at No. 1-2001, Cuiliu East Street, Changhong West Road, Liangxiang, Fangshan District, Beijing, is registered with the Market Supervision Administration of Fangshan District, Beijing. The legal representative is Kong Xiangzheng, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods; Technology import and export; Import and export agency; Information system integration services; Sales of instruments and meters; Instrument and meter repair; Manufacturing of instruments and meters; Sales of mechanical equipment; Mechanical equipment leasing; Sales of firefighting equipment; Sales of special equipment; Sales of security equipment; Sales of special labor protection equipment; Electronic product sales; Sales of Class I medical devices; Sales of Class II medical devices; Sales of chemical products (excluding licensed chemical products); Retail of computer software, hardware, and auxiliary equipment. (Except for projects that require approval according to law, business activities shall be conducted independently based on the business license in accordance with the law.) (Business activities prohibited or restricted by national and local industrial policies shall not be engaged in.). Core products: Dissolved Oxygen Measuring Instrument, Radiation, Environment Protection

TOP5
Beijing Times New Wei Measurement and Control Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2007-12-17
Registered Capital30000K CNY

Beijing Times New Wei Measurement and Control Equipment Co., Ltd., with its registered address at 702, 7th floor, Building 4, No. 39 Linfeng 2nd Road, Haidian District, Beijing, is registered with the Market Supervision Administration of Haidian District, Beijing. The legal representative is Ma Yan, and its business scope includes general projects such as the manufacturing of experimental and analytical instruments; Manufacturing of specialized instruments and meters for environmental monitoring; Manufacturing of intelligent instruments and meters; Manufacturing of industrial automatic control system devices; Sales of instruments and meters; Sales of specialized instruments and meters for environmental monitoring; Sales of specialized equipment for environmental protection; Sales of mechanical equipment; Retail of computer software, hardware, and auxiliary equipment; Sales of office equipment; Software development; Development of artificial intelligence application software; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Instrument and meter repair; Computer and office equipment maintenance; Installation services for ordinary mechanical equipment; Import and export of goods; Technology import and export; Information technology consulting services; Sales of chemical products (excluding licensed chemical products); Sales of specialized chemical products (excluding hazardous chemicals); Manufacturing of specialized chemical products (excluding hazardous chemicals). (Except for projects that require approval according to law, business activities shall be conducted independently based on the business license in accordance with the law.) (Business activities prohibited or restricted by national and local industrial policies shall not be engaged in.). Core products: Dissolved Oxygen Measuring Instrument, Laboratory Water Quality Analyzer, Laboratory Universal Analyzer

TOP6
Nanjing Hongguang Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2014-03-18
Registered Capital10000K CNY

Nanjing Hongguang Environmental Protection Technology Co., Ltd., with its registered address at A1-006, Building A, Chuangzhi Industrial Park, No. 37 Shenzhou Road, Lukou Street, Jiangning District, Nanjing City. The registration authority is the Jiangning District Government Service Management Office of Nanjing City, and the legal representative is Huang Hua. Its business scope includes the development, production, sales, and maintenance of environmental protection products, instruments, instrument equipment, water and air quality monitoring equipment, environmental pollution control equipment, and application software; Environmental protection engineering design, construction, and maintenance; Sales and maintenance of indoor air pollution monitoring and control equipment; Sales of computers and accessories, electronic products, electronic components, communication equipment, and monitoring equipment; Computer system and software after-sales service; Import and export business of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited from import and export by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Dissolved Oxygen Measuring Instrument, Total Copper, Total Manganese

TOP7
Tian'er Analytical Instruments (Shandong) Co., Ltd
Overall Score4.5 / 5
Est. Date2022-08-10
Registered Capital3000K CNY

Tian'er Analytical Instruments (Shandong) Co., Ltd., registered at Room 301, 3rd Floor, No. 32 Qinghua Street, Shuimu, Dongcheng District, Yucheng City, Dezhou City, Shandong Province, with the registration authority of Yucheng Market Supervision and Administration Bureau and the legal representative of Yang Aiguo. Its business scope includes general projects: sales of instruments and meters; Sales of intelligent instruments and meters; Sales of experimental analytical instruments; Sales of packaging materials and products; Sales of technical glass products; Sales of specialized packaging equipment; Sales of marine water quality and ecological environment monitoring instruments and equipment; Sales of water quality pollutant monitoring and detection instruments and meters; Sales of optical instruments; Wholesale of computer software, hardware, and auxiliary equipment; Wholesale of electronic components; Sales of air pollution monitoring and detection instruments and meters; Sales of specialized instruments and meters for environmental monitoring; Sales of mechanical equipment; Retail of computer software, hardware, and auxiliary equipment; Electronic product sales; Retail of electronic components. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Dissolved Oxygen Measuring Instrument, Escherichia Coli Detector, Portable Water Quality Analyzer

TOP8
Shandong Huanmei Analytical Instrument Co., Ltd
Overall Score4.5 / 5
Est. Date2022-02-21
Registered Capital3000K CNY

Shandong Huanmei Analytical Instrument Co., Ltd., registered at 208, 2nd floor, Workshop 3, Oulong Science and Technology Park, No.1 Jinma Road, Yuqing Community, Xincheng Street, Weifang High tech Zone, Shandong Province, registered with the Market Supervision and Administration Bureau of Weifang High tech Industrial Development Zone, with Li Zhichen as the legal representative. Its business scope includes general projects: manufacturing of experimental analytical instruments; Sales of experimental analytical instruments; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of monitoring and detection instruments for water quality pollutants; Sales of water quality pollutant monitoring and detection instruments and meters; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of specialized instruments and meters for environmental monitoring; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of testing machines; Sales of testing machines; Instrument and meter repair; Air pollution prevention and control services; Water pollution control; Software development; Information technology consulting services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of specialized chemical products (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Electronic product sales; Sales of glassware; Sales of marine water quality and ecological environment monitoring instruments and equipment; Sales of metal products; Sales of specialized teaching instruments. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: construction project construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Dissolved Oxygen Measuring Instrument, Soil Testing Instruments, Other Testing Instruments

TOP9
Shandong Lanjing Electronic Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2019-12-24
Registered Capital3000K CNY

Shandong Lanjing Electronic Technology Co., Ltd. is registered at Room 105, 1st Floor, Workshop 3, Oulong Technology Park, No.1 Jinma Road, Yuqing Community, Xincheng Street, Weifang High tech Zone, Shandong Province. The registration authority is the Market Supervision and Administration Bureau of Weifang High tech Industrial Development Zone, and the legal representative is Zhang Xiaotong. The business scope includes licensed projects such as construction projects. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses issued by relevant departments.) General project: Internet of Things technology services; Manufacturing of IoT devices; Manufacturing of network equipment; Sales of network equipment; Manufacturing of intelligent unmanned aerial vehicles; Sales of intelligent unmanned aerial vehicles; Manufacturing of testing machines; Sales of testing machines; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of specialized instruments and meters for environmental monitoring; Manufacturing of electronic measuring instruments; Sales of electronic measuring instruments; Manufacturing of electrical instruments and meters; Sales of electrical instruments and meters; Manufacturing of experimental analytical instruments; Sales of experimental analytical instruments; Repair of communication equipment; Electrical equipment repair; Specialized equipment repair; Instrument and meter repair; Sales of broadcasting and film equipment; Electronic product sales; Sales of specialized equipment for environmental protection; Sales of office equipment; Sales of chemical products (excluding licensed chemical products); Sales of specialized teaching instruments; Sales of mechanical equipment; Retail of hardware products; Wholesale of hardware products; Environmental consulting services; Industrial engineering design services; Enterprise management consulting; Internet data service; Software development; Sales of Class I medical devices; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Engineering management services. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Dissolved Oxygen Measuring Instrument, Laboratory Instruments And Equipment, Other Testing Instruments

TOP10
Shandong Horde Electronic Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2020-03-05
Registered Capital3000K CNY

Shandong Horde Electronic Technology Co., Ltd., registered at Room 202, 2nd Floor, Workshop 3, Oulong Science and Technology Park, No.1 Jinma Road, Yuqing Community, Xincheng Street, Weifang High tech Zone, Shandong Province, registered with the Market Supervision and Administration Bureau of Weifang High tech Industrial Development Zone, with Li Zhichen as the legal representative. Its business scope includes general projects such as mechanical equipment research and development; Software development; Manufacturing of electronic measuring instruments; Sales of electronic measuring instruments; Electronic product sales; Manufacturing of experimental analytical instruments; Sales of experimental analytical instruments; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of intelligent instruments and meters; Sales of intelligent instruments and meters; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of ecological environment monitoring and detection instruments and meters; Sales of ecological environment monitoring and detection instruments and meters; Manufacturing of atmospheric pollution monitoring and detection instruments and meters; Sales of air pollution monitoring and detection instruments and meters; Manufacturing of monitoring and detection instruments for water quality pollutants; Sales of water quality pollutant monitoring and detection instruments and meters; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of specialized instruments and meters for environmental monitoring; Sales of solid waste detection instruments and meters; Manufacturing of specialized instruments and meters for agriculture, forestry, animal husbandry, and fishing; Sales of specialized instruments and meters for agriculture, forestry, animal husbandry, and fishing; Sales of electronic components and electromechanical equipment; Sales of specialized teaching instruments; Software sales; Instrument and meter repair; Internet of Things application services; Import and export of goods; Technology import and export; Sales of specialized chemical products (excluding hazardous chemicals); Sales of metal materials; Wholesale of electronic components; Wholesale of hardware products; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Measurement technology services; Sales of mechanical equipment; Maintenance of electronic and mechanical equipment (excluding special equipment); Sales of chemical products (excluding licensed chemical products); Engineering management services; Enterprise management consulting; Information technology consulting services; Non residential real estate leasing; Conference and exhibition services; Import and export agency. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Dissolved Oxygen Measuring Instrument, Surveying Instruments, Gas Detection Instrument

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Nanjing Ouka Instrument Co., Ltd2016-05-15Dissolved Oxygen Measuring Instrument, Electronic Water Gauge, Level Gauge1110K CNYNot Supported
Shanghai Yitian Scientific Instrument Co., Ltd2012-05-24Dissolved Oxygen Measuring Instrument, Uv Visible Spectrophotometer, Cnc Ultrasonic Cleaner500K CNYNot Supported
Shanghai Yidian Scientific Instrument Co., Ltd2011-08-16Dissolved Oxygen Measuring Instrument, Moisture Meter, Multi Parameter Analyzer27041.387K CNYNot Supported
Beijing Huayi Tongtai Environmental Protection Technology Co., Ltd2019-12-04Dissolved Oxygen Measuring Instrument, Radiation, Environment Protection5000K CNYNot Supported
Beijing Times New Wei Measurement and Control Equipment Co., Ltd2007-12-17Dissolved Oxygen Measuring Instrument, Laboratory Water Quality Analyzer, Laboratory Universal Analyzer30000K CNYNot Supported
Nanjing Hongguang Environmental Protection Technology Co., Ltd2014-03-18Dissolved Oxygen Measuring Instrument, Total Copper, Total Manganese10000K CNYNot Supported
Tian'er Analytical Instruments (Shandong) Co., Ltd2022-08-10Dissolved Oxygen Measuring Instrument, Escherichia Coli Detector, Portable Water Quality Analyzer3000K CNYNot Supported
Shandong Huanmei Analytical Instrument Co., Ltd2022-02-21Dissolved Oxygen Measuring Instrument, Soil Testing Instruments, Other Testing Instruments3000K CNYNot Supported
Shandong Lanjing Electronic Technology Co., Ltd2019-12-24Dissolved Oxygen Measuring Instrument, Laboratory Instruments And Equipment, Other Testing Instruments3000K CNYNot Supported
Shandong Horde Electronic Technology Co., Ltd2020-03-05Dissolved Oxygen Measuring Instrument, Surveying Instruments, Gas Detection Instrument3000K CNYNot Supported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • For procurement requirements that require the use of dissolved oxygen measuring instruments, it is recommended to prioritize confirming key technical parameters such as measurement range, accuracy level, and response time to ensure that the equipment can meet the monitoring requirements of specific scenarios such as aquaculture, sewage treatment, or laboratory research.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. Such suppliers usually provide more stable equipment performance and after-sales service guarantees.
  • In the industrial wastewater treatment scenario, it is necessary to choose a dissolved oxygen measuring instrument with anti-corrosion design and wide temperature range adaptability. At the same time, it is recommended to pay attention to whether the equipment supports long-term continuous monitoring and data export functions.
  • The protection level requirements for dissolved oxygen measuring instruments vary greatly in different application scenarios. For example, outdoor environments require equipment with an IP67 or higher protection level, while laboratory environments can appropriately reduce this parameter to optimize procurement costs.

Knowledge Base

Q

This article introduces the principle and workflow of the Hash Dissolved Oxygen Analyzer, with a focus on the method of measuring dissolved oxygen concentration and the factors that affect the measurement results, helping readers better understand the working principle and usage of the Hash Dissolved Oxygen Analyzer.

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs