Lihe Technology (Hunan) Co., Ltd. was established in May 1997 and is located in Changsha High tech Industrial Development Zone. The company has research platforms such as the "National Engineering Laboratory for Advanced Technology and Equipment of Water Environment Pollution Monitoring" and the "Hunan Engineering Research Center", specializing in the manufacturing of environmental automation monitoring instruments and meters. With self-developed and produced environmental automation monitoring instruments as the core, the company applies automation control and system integration technology to provide customers with automated and intelligent environmental monitoring system solutions, and provides third-party operation services for environmental monitoring facilities. The company has always adhered to independent innovation, applied advanced environmental analysis and detection technology, artificial intelligence, and big data analysis application technology, and formed a series of products such as water quality automatic monitoring system, air/smoke automatic monitoring system, and environmental monitoring information management platform, providing a complete set of intelligent monitoring solutions for environmental monitoring and management. The company's research and development production base covers an area of more than 30 acres and has 22 professional laboratories. It has outstanding advantages in the field of water quality monitoring and has mastered multiple core technologies; We have undertaken over 20 scientific research projects, including major scientific instrument and equipment development projects, the 863 Program, water projects, and technology support programs, and hold nearly 200 patents. After years of development, the company has established a comprehensive marketing and service network, with a technical support and service team of over 300 people, supporting remote online services, achieving remote debugging, maintenance, fault diagnosis, and remote software upgrades of products. It has become one of the sales and service suppliers with a wide coverage in the domestic environmental monitoring instrument industry.