KELI optical sensors.KELI was founded in 1995, mainly develops and produces all kinds of sensors as well as industrial IoT systems and multi-scenario application solutions, and is the world's larger steel sensor manufacturer and sensor industry forest pioneers and builders. Energy and environmental equipment measurement, robot sensors and other four sections of the industry layout. At present KELI has been involved in weighing, photoelectricity, water quality, fiber optic temperature measurement, light curtains, gas, displacement, electricity, temperature, humidity, pressure, flow, 3D vision, laser ranging, vibration sensors, robotic multi-dimensional force sensors and other nearly twenty kinds of sensors, and expand in the intelligent logistics, intelligent warehousing, mine physical exploration, construction machinery Internet of Things, unattended, metallurgy and chemical industry, new energy automation equipment, food automation We have also expanded our business in different industrial IoT application scenarios such as intelligent logistics, mining IoT, construction machinery IoT, unmanned guarding, metallurgy and chemical industry, new energy automation equipment, food automation equipment production line, etc., and constructed an industrial platform system such as a software development platform, a big data platform, a chip solution platform, an industrial brain and an industrial park. The company deeply integrates the application of industrial Internet of Things and sensor technology, and is a group company that deeply optimizes the application scenarios of industrial Internet of Things equipment and sensors. The main products include: multi-physical sensors, robot sensors, force sensors, optical sensors, power sensors, flow sensors, gas sensors, inertial sensors, pressure sensors, water quality sensors, temperature sensors, vibration sensors, inclination sensors, fiber optic sensors, weighing display instruments, transmitters, industrial control instruments, junction boxes, large screens, gas detectors, water quality detectors. Detecting Instrument.