Does the QR code have enemies?

Then we must first talk about the weakness of the QR code. The advantages of the QR code are that it has a wide range of available fields, low production cost, and free open source; but it also has its weaknesses, such as slow scanning speed and easy copying, so there is no anti-counterfe

The trend of intelligent LED lights

The trend of intelligent LED lights In the current society, some people still clamor with the standard of LED lighting, price and other issues and doubt its promotion and application prospe

Taiwan Kaohsiung MRT Corporation released LED new public bicycle

Taiwan's Kaohsiung MRT Corporation recently held a new public bicycle presentation. The new car body is equipped with a drum-powered LED lamp, multi-angle lock tongue, pinion gear than the front plate and the double-sided vertical frame. The appea

DOE: US 2020 LED Lei chip and package cost reduced by about 80%

A few days ago, the United States announced the 2012 version of the LED lighting development plan. The plan pointed out that the primary task of LED solid-state lighting is to reduce costs, improve luminous efficiency, and reduce the retail price of t