Testo SE & Co. KGaA is one of the major players in the global field of portable and online measurement technology, headquartered in the Black Forest region of Germany. With 34 subsidiaries around the world, 3,200 employees are invested in R&D, production and marketing, and are working tirelessly to find innovative measurement solutions for air conditioning ventilation, food quality, construction technology, emission control and many other fields.

As an innovator in the field of measurement technology, Detu Instruments provides reliable measurement instruments and innovative solutions to more than 300,000 users worldwide in measuring data management every year. Detu products help users save time and resources, protect the environment and human health, and add value to customers' products and services.

Since its establishment in 1957, Detu Group has grown at an average annual rate of more than 10%, with current sales exceeding 250 million euros. The beautiful combination of the tranquility of the Black Forest region and the high-tech system is impressive. Above average investment laid the foundation for the company to move towards a successful future, and Detu Group insisted on spending one-tenth of its sales on R&D projects.

Detu Instrument International Trade (Shanghai) Co., Ltd. was established in 2002 and is headquartered in Shanghai, China.

Quality and innovation have always been the goal pursued by Detu Instruments. The company's main business has ranged from the original temperature recorder and portable measuring instrument to today's smoke analyzers, nanoparticles, infrared thermal imagers, and indoor environments. Measuring instruments, temperature and humidity monitoring systems, transmitters, intelligent wireless probes, electrician meters and automated temperature and humidity monitoring solutions in the pharmaceutical and food industry strive to meet customers' diversified product needs. At the same time, Detu has a wide range of industry solutions to adapt to the selection budget of various customers, which is also one of the main reasons why customers regard Detu as a brand of instruments for daily use.

Detu Instrument International Trade (Shanghai) Co., Ltd. is a subsidiary of Detu Group in China, with more than 80 employees and its agents basically cover all regions of the country. Detu Group has more than 60 years of measurement technology experience, and the company's mission is to provide good quality, service and value in the industry. Detu provides various solutions for environmental protection, high energy consumption, medicine, food and indoor environment markets such as combustion efficiency, flue gas emissions, food safety, medical health, heating, air conditioning, refrigeration and environmental monitoring. Just as Detu’s global brand advocates “Be Sure”, it truly makes customers have a clear idea and evidence.