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15 years15 years
shoushu posted:
LED lighting
shoushu posted:LED lighting
In fact, many LED products like illumination tube bulb had gone into using, it is good to replace the traditional incandescent lamp. I am working in a LED factory Shenzhen,…
15 years15 yearsshoushu posted:
something about LED
shoushu posted:something about LED
LED is short for lighting emitting diode; it was first invented by Russian scientist Oleg Vladimirovich Losev in 1920s. The advantages of LED are solid lighting, shock resistant, improved…
Joined homeone
15 June 2009
