Qingdao Jinghong Environmental Protection Technology Co., Ltd. is located in the beautiful coastal city of Qingdao. It is a comprehensive environmental protection enterprise that integrates design, development, production, sales, and service. It is committed to the innovative development of environmental detection equipment for water quality, dust, atmosphere, smoke, and other areas, focusing on energy conservation, environmental protection, low-carbon, safety, and other fields. With comprehensive environmental protection services, it creates an environmental protection industry chain and contributes to China's environmental protection cause. The company adheres to the business philosophy of "quality wins the market, service wins customers", continuously expands new technologies and fields, and provides customers with professional and reliable environmental testing products to meet various needs of the market and customers. The company has passed the "ISO9001 Quality Management System Certification" and "ISO14001 Environmental Management System Certification". The company has been evaluated by the authoritative unit of China Light Industry Enterprise Association for its "AAA Credit Rating". Our company is a member unit of the Shandong Metrology and Testing Society and the Qingdao Environmental Protection Industry Association. The products submitted by the company for inspection can be verified by authoritative institutions such as "China Institute of Metrology", "Shandong Institute of Metrology", "Qingdao Institute of Metrology", etc., and all meet the requirements of relevant national standards. The company has a high-level R&D team, multiple national computer software copyright certificates, and multiple national patents with independent intellectual property rights. Our company's products are sold well in various provinces and cities in China, covering areas such as water quality testing instruments: suitable for environmental testing, sewage treatment, colleges and universities, scientific research units, as well as industrial wastewater and various domestic wastewater from chemical, petroleum, coking, papermaking, metallurgy, brewing, pharmaceuticals, etc. The detection of BOD in water quality COD、 Ammonia nitrogen, total phosphorus, total nitrogen PH、TDS、 Various water quality parameters including conductivity, dissolved oxygen, oil, salinity, residual chlorine, turbidity, suspended solids, sludge concentration, and heavy metals such as chromium, copper, and zinc. Atmospheric dust detection instrument: suitable for measuring the concentration of PM2.5, PM10 respiratory dust, TSP total dust in the atmospheric environment of public places, labor hygiene in industrial and mining production sites, and explosion-proof places such as coal mines. It is also used as a dust/particle sampler, environmental atmospheric sampler, clean environment dust particle counter, etc. Smoke and dust detection instrument: suitable for environmental detection, labor protection, industrial hygiene, factories and mining enterprises and other departments to detect smoke and dust, as well as O2, CO2, CO, SO2, NO, NOX, H2S and other smoke content in boiler pipeline pollution sources. Gas detection instruments: various single or composite gas detection instruments for toxic, harmful, flammable, oxygen, etc., different gas sensors are selected according to the properties of the substance to meet the diverse requirements of users. Environmental safety detection instrument: suitable for detecting blackness, temperature, humidity, flow rate, noise, alcohol, wind speed and direction, field strength, rangefinder, occupational health equipment, etc. in the environment.