The Board of Trustees of the University of Illinois, part of University of Illinois, is a company headquartered in Urbana, IL, that trusts Except Educational Religious.

O.I. Corporation provides innovative products for chemical analysis and monitoring. Their products perform detection, analysis, measurement, and monitoring applications in a wide variety of industries, including environmental testing, food and flavors, pharmaceutical, semiconductor, power generation, chemical, petrochemical, and security. Management continually emphasizes product innovation, quality improvement, performance enhancement, and on-time delivery while striving for product cost improvements to promote added value for their products.

Nanjing Baiyun Environmental Technology Group Co., Ltd., established on 2005-11-07, Business scope includes environmental protection technology development,Technical Services,technical consulting,technology transfer;Environmental Monitoring Service;Energy-saving technical service;Hygienic inspection of public places;soil testing;Water quality testing;environmental test;Chemical product testing;Provide research and development services related to the above testing business;sewage treatment;Environmental Engineering Design,construction.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Suzhou Juyang Pro-Environmental Technology Co., Ltd. is a Chinese private company located in Suzhou that produces, supplies and servicing online analyzers and laboratory analyzers for pollution sources.

Teledyne Instruments, Inc. designs and manufactures measurement devices. It provides seismic sensing and geophysical arrays for marine exploration, safety related valve testing services for nuclear power plants, and flow and vacuum components for semiconductor, fuel cell and cryogenic markets. The company was incorporated on December 3, 2001 and is headquartered in City of Industry, CA.

Broadcasting and TV Measurement and Testing (Hefei) Co., Ltd., established on 2018-05-24, Business scope includes general items:Metering technical service;Environmental Protection Monitoring;Environmental Consulting Services;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Technology intermediary service;Information Technology Consulting Services;business training(Does not include education and training,Vocational skills training and other licensed training);Safety technical training for special operators;Ecological resource monitoring;Instrument Repair;Specialty Chemicals Sales(Free of Hazardous Chemicals);Engineering and Technology Research and Experimental Development(Except for licensed business,Can independently operate projects that are not prohibited or restricted by laws and regulations)licensed items:Inspection and testing service;Motor vehicle inspection and testing services;Indoor environment detection;Quality and safety inspection of agricultural products;Radioactive Contamination Monitoring;Certification Services(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)

Teledyne Tekmar is a leader in the design and manufacturing of analytical instrumentation for the laboratory providing productivity-enhancing instrumentation and solutions to a number of industries. Our world-renowned product lines include Volatile Organic Compound (VOC) systems for Gas Chromatography (GC) Sample Introduction, High-Throughput Purge and Trap sample concentration, Static and Dynamic Headspace analysis, and Sample Automation. The Total Organic Carbon (TOC) and Total Nitrogen (TN) Analyzers provides unparalleled accuracy, precision, throughput and robustness for water samples. For Semi-Volatile Organic Compounds (SVOC), we have an automated QuEChERS sample preparation workstation handling samples from homogenate to extract.

Beijing Zhongyi Yusheng Technology Co., Ltd., established on 2009-11-05, Business scope includes technology development,Technical Services,technology transfer;Repair machinery and equipment,Instrumentation;Sales of machinery and equipment,Instrumentation,Electrical Equipment,electronic product,Computer hardware and software and peripheral equipment,laboratory equipment,Office Supplies,Electronic Component.(Enterprises independently choose operating projects according to law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the city's industrial policies.)

Puyan (Shanghai) Standard Technology Service Co., Ltd., established on 2011-12-20, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Standardized service;Metering technical service;Import and export commodity inspection and appraisal;Environmental Protection Monitoring;Environmental Consulting Services;Marine Environmental Services;Manufacturing of Specialty Chemical Products(Free of Hazardous Chemicals);Specialty Chemicals Sales(Free of Hazardous Chemicals);Experimental analysis instrument sales;Instrument sales;Conference and Exhibition Services;Information Technology Consulting Services;Security Consulting Services;software development;Computer System Services;Professional cleaning,to clean,Disinfection service;Medical Research and Experimental Development.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license) licensed items:Inspection and testing service;Certification Services;medical service.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)

OPLE INSTRUMENTS CO., LTD., established on 2021-03-22, Business scope includes general items:Instrument Manufacturing;Manufacturing of experimental analysis instruments;Manufacturing of special equipment for teaching;Optical Instrument Manufacturing;Manufacturing of special instruments and meters for environmental monitoring;Manufacturing of other special instruments;Manufacturing of other general instruments;Wholesale of computer software, hardware and auxiliary equipment;Retailing of computer software, hardware and auxiliary equipment;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Business Management Consulting;Instrument Repair;electrical equipment repair;Special Equipment Repair;software sales;Specialty Chemicals Sales(Free of Hazardous Chemicals);Office Supplies Sales;Glassware Sales;Daily necessities sales;electronics sales;Optical Instrument Sales;Teaching equipment sales;Sales of special instruments and meters for environmental monitoring;Instrument sales;Machinery sales;Experimental analysis instrument sales;Chemical product sales(No licensed chemical products);Machinery and Equipment Leasing;General machinery and equipment installation services;Conference and Exhibition Services(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).

Beijing Jiaoyun Tongda Environmental Technology Co., Ltd., established on 2008-08-11, Business scope includes technology promotion,technical consulting,technology development,technology transfer;Environmental monitoring;Technical testing;Conference Services;buisness planning;Business Management Consulting.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Lihe Technology is an analytical instrument manufacturer and environmental monitoring solution provider. They produce industrial process control and automatic monitoring instruments. Their intelligent environmental monitoring system solutions provide customers with third-party operation services for environmental monitoring facilities.

China Tobacco Yunnan Industrial Co. Ltd. is a company headquartered in China ultimately controlled by the Government of China. The firm manufactures tobacco products.

Beijing Labtech Instruments is a technology-based business that deals with the study, creation, manufacturing, and sale of experimental analytical equipment. It is dedicated to offering customers in many industries, including environmental testing, food safety, disease control, semiconductor testing, life sciences, energy, and chemical engineering, nuclear environmental protection, public security and justice, geology and mining, and material research, practical and dependable solutions. The complete laboratory solution, which includes creative lab analysis tools, intelligent automatic pretreatment equipment, lab engineering, and consumables, is a global amalgamation of different multifunctional sample pretreatment technologies and fully automatic experimental analysis and detection platforms.

China Tobacco Jiangsu Industrial Co., Ltd. is a Chinese company located in Nanjing and ultimately controlled by the Government of China. The firm manufactures and sells cigarettes and tobacco materials.

Chunzesheng Technology (Chongqing) Co., Ltd., established on 2020-06-05, Business scope includes general items:Information system integration service,software development,Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion,Manufacturing of experimental analysis instruments,Sales of metal chains and other metal products,Instrument Manufacturing,Manufacturing of special instruments and meters for environmental monitoring,Environmental Protection Monitoring,navigation,surveying and mapping,Manufacture of special instruments for meteorology and oceanography,Network and Information Security Software Development,Security System Monitoring Services,Technology intermediary service,Instrument sales,software sales,Sales of special instruments and meters for environmental monitoring,Instrument Repair(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

EST Analytical is a manufacturer of analytical instruments for gas chromatography analysis.