2021 LED Industry Development Research Report
LED lighting is light-emitting diode lighting, which is a semiconductor solid-state light-emitting device. It uses a solid semiconductor chip as a luminescent material, in the semiconductor, the excess energy is released by the recombination of carriers,
Nov 11,2022
Analysis of the current market situation of China's aluminum profile industry
With the rapid development of my country's economy and the continuous breakthrough of high-tech in the aluminum processing industry,
Nov 11,2022
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