WECREAT

Semiconductors; Spectroscopes; Apparatus for transmission of communication; Data processing apparatus; Electric batteries; Fire-extinguishing apparatus; Fire alarms; Measuring rulers; Micrometer gauges; Optical lenses; Organic light-emitting diodes (OLED); Quantum dot light-emitting diodes (QLED); Recorded computer operating software; Semiconductor devices; Smoke detectors; Surveying instruments; Surveying machines and instruments; Teaching robots; Electronic plotters; Light emitting diodes (LEDs)