Wuhan Tianhong Environmental Protection Industry Co., Ltd. (formerly known as Wuhan Tianhong Intelligent Instrument Factory) was established in 1991 and is located at Tianhong Environmental Protection Technology Industrial Park, No. 11 Huashiyuan North Road, Donghu New Technology Development Zone. It completed its share reform in 2015 with a registered capital of 75 million yuan and a unified social credit code of "914201007119617485". It is a national high-tech enterprise and software enterprise specializing in the research and development, production, sales, and service of environmental monitoring and analysis instruments. As a pioneer in the domestic environmental monitoring and analysis instrument market, the company focuses on product research and development, sales and services, and has been dedicated to the field of atmospheric environmental monitoring for 20 years. It has over 100 authorized patents, including 8 international invention patents in the United States, European Union, Japan, and other countries; Obtained 6 national major scientific instrument and equipment development special projects, of which 2 were led by the company for research and development; At the beginning of its establishment, the company has passed ISO9001 quality management system certification, ISO14001 environmental management system certification, and OHSAS18001 occupational health and safety management system certification; Has won multiple honorary titles such as National Science and Technology Progress Second Prize, Hubei Province Science and Technology Progress First Prize, Hubei Province Analytical Instrument Manufacturing Champion, AAA Credit Enterprise, China Environmental Protection Industry Backbone Enterprise, Environmental Monitoring Instrument Leading Enterprise, etc. Currently, it is the president unit of Hubei Environmental Protection Industry Association. The company's main business covers environmental air quality automatic monitoring technology and equipment, pollution source online monitoring technology and equipment, volatile organic compound monitoring technology and equipment, construction site dust online monitoring technology and equipment, portable monitoring technology and equipment, automobile exhaust online monitoring technology and equipment, catering industry oil fume online monitoring technology and equipment, emergency monitoring decision command system and other environmental monitoring solutions and operational services, and has gradually expanded the water quality monitoring market. The customer base of the company's products mainly includes environmental monitoring stations, pollution source enterprises, third-party testing companies, universities, research institutions, etc., and are exported to countries such as the United States, Germany, South Korea, and India. The company adheres to the differentiated product concept of "I have what others don't have, I have what others have, and I have what others have." It continuously develops new products and upgrades and improves existing products, with significant results. The TH-2000 series environmental air quality automatic monitoring system has completely independent intellectual property rights and has been donated to Cuba. It is the first time that the Chinese Ministry of Environmental Protection has provided foreign equipment assistance in the field of environmental monitoring; The TH-300B Atmospheric Environment Volatile Organic Compounds Online Monitoring System (VOCs) is currently a commercial online monitoring instrument capable of simultaneously monitoring over 100 VOC substances; The TH-2000Z1 shaking balance method particulate matter monitoring instrument (monitoring PM10 and PM2.5, including single channel and dual channel) is the first shaking balance method particulate matter monitoring instrument in China to pass the testing of the China Environmental Monitoring Station and obtain CCEP certification from the China Environmental Monitoring Association; The company has a total of 6 instruments selected for the 2016 edition of the China Environmental Monitoring Station's qualified product list for ambient air particulate matter (PM2.5, PM10), ranking first in the number of selected products. The company is dedicated to providing users with high-quality and comprehensive after-sales service, establishing a complete marketing and service network. It has more than 10 wholly-owned subsidiaries including Wuhan Tianhong Instrument Co., Ltd., and has more than 30 service outlets and offices nationwide, with over 300 technical support and service personnel. Looking ahead to the future, Tianhong Environmental Protection will always adhere to the concept of "intelligent monitoring instruments, series of environmental protection products, international research and development innovation, and networked after-sales service", fully leverage its own advantages, accumulate and develop, accelerate the IPO preparation process, and seize the opportunities of industry and capital market development.