Electric sensors; Electric control devices for heating and energy management; Photoelectric sensors; Pressure sensors; Frequency converters; Microcontrollers; Pressure measuring apparatus; Meat thermometers; Temperature sensors; Electrical controlling devices; Voltage monitor modules; Electric control panels; Air analysis apparatus; Thermostats for vehicles; Transmitting and receiving apparatus for long-distance transmission; Remote control telemetering machines and apparatus; Electrical monitoring control apparatus, used to monitor the operating status of industrial equipment, voltage, current, temperature of key devices, energy consumption and other parameters, namely, integrated voltage monitor modules and current protection monitor module, and intelligent electric, control panel; temperature indicator labels, not for medical purposes; Apparatus and instruments for humidity monitoring and documentation, used to monitor and record the temperature, humidity, location and other data of objects, with network monitoring and early warning functions, namely electronic cold chain temperature and humidity monitor; Data loggers and data recorders for continuous real-time collection of dynamic parameters of the target object, namely electronic temperature and humidity data recorder, for recording environmental temperature and humidity monitoring information; Downloadable application software for cloud computing services, in the field of cold chain industry, used to provide 24-hour remote, dynamic monitoring and storage, manage the temperature, humidity, location and other information of the subject matter, and provide over-limit and fault reminders for remote equipment operating status monitoring; Downloadable software for monitoring cloud networks; Downloadable cloud-computing software, namely application software for providing cold chain remote monitoring, management, data traceability, and data analysis services; software, recorded and downloadable supervisory software for monitoring and recording measured values; equipment, for monitoring and recording measure, namely temperature, humidity and location data monitor and recorder, downloadable network management software and downloadable application software for monitoring and recording environmental temperature, humidity, location and other data in the pharmaceutical, food cold chain logistics, storage management and distribution links; recorded and downloadable software for monitoring and documenting measurement values namely cold chain cloud management Platform (PC side) and cold chain IoT APP