Jiensi was established in 2018 and is a subsidiary of Sanfeng Group. In 2010, Sanfeng Group invested in the Gas Division. After more than 10 years of development efforts, we have achieved remarkable results and independently created the brand "Jiensi Gas" in 2018. We are a technology-based enterprise that integrates design, research and development, production, and sales. We can provide toxic and harmful, flammable and explosive gas detection and alarm devices, gas analyzers, gas online monitoring and pretreatment systems, TVOC online monitoring systems, differential ultraviolet spectroscopy gas analyzers, laser gas analyzers, environmental safety supervision gas monitoring cloud platforms, and other products. Our products have been widely used in industries such as petroleum, chemical, gas transmission and distribution, warehousing, municipal gas, fire protection, environmental protection, metallurgy, biomedicine, energy and power, and have been unanimously recognized by our customers.