Testo SE & Co. KGaA, with its headquarter in Lenzkirch in the Black Forest established in1957，is one of the main market players in the field of portable and stationary measurement technology. Testo holds 32 subsidiaries worldwide. Over 3,000 Testo employees devote themselves in air conditioning systems, food quality supervision, building construction technology, pollution emission control and many other fields, and continue to innovate in the field of measurement technology.
Testo Instruments International Trading (Shanghai) Co., Ltd. as an 100% subsidiary of Testo SE & Co. KGaA, found in 2002. With more than 60 years of experience in measurement technology. Our mission is to provide highly quality, service and value in the industry and provides multi-faceted solutions for combustion efficiency, flue gas emissions, food safety, medical health, heating, air conditioning & refrigeration and environmental monitoring for markets such as environmental protection, energy consuming, pharmaceutical, food and indoor environments.