Beijing collihigh sensing technology co., LTD was established in 1994, headquartered in Beijing's Zhongguancun high-tech core area and certified high-tech enterprises by the Beijing Science and Technology Commission. Wuxi Collihigh technology Co., LTD is the subsidiary of Beijing collihigh, it mainly providing sensor of perception layer, gateway products and services for domestic and international internet and cloud computing companies.

Collihigh has passed the ISO9001 quality system certification in 2000, and also have GJB system certification, ISO14000 environmental quality system certification and classification society quality system certification and so on.

For more than ten years, Collihigh has strict product quality control ability by quality assurance system operation stable. Perfect environment and electromagnetic compatibility laboratories, many kinds of standard test facilities, are all make sure the reliability and quality control of products.

Collihigh has more than 200 employees, the intermediate technical staff account for more than 70% . It also has more than 10 offices and branches in major cities.

Collihigh is the primary author of ultrasonic level meter national standard and temperature transmitter specification national standard. It also takes part int the research of jiaolong submersible.In 2010,it took national science and technology project-key technology research for high precision air pressure sensor industrialization .

Collihigh’s main products：pressure、level sensor and transmitter，which annual production capacity is 100000 units; temperature & humidity sensor and transmitter,which annual production capacity is 150000 units; CO2, water immersion，illumination and so on, which annual production capacity is 80000 units; Safety barrier, isolation module, data collector, special instrument and so on, which annual production capacity is 20000 units; Zigbee wireless sensor and 900M wireless recorder, which annual production capacity is 50000 units. All above products have their own intellectual property rights.

Collihigh is also agent temperature and humidity products for Swiss ROTRONIC company ;dew-point instruments for British MICHELL company and temperature & humidity、carbon dioxide products for American GE company. Which provide users more complete solutions.