In card manufacture, UV spot is a special craftwork widely used in processing kinds of membership cards and VIP cards, as it makes the cards appearance...
Since the wavelength of the electromagnetic wave is far greater than the identification distance, it can be equivalent to a transformer coupling method...
Do not know from when, our life suddenly full of two-dimensional code.Scan the QR code to browse the web page, add a friend to scan the QR code, Now ev...
The main modern printing methods are Intaglio printing, screen printing, offset printing, pad printing, digital printing, flexo printing, inkjet printi...
The 14th Shenzhen International Financial Expo, which lasted for three days, closed at the Shenzhen Convention and Exhibition Center on 4th Nov. 2020.C...
CMYK is also known as print color mode, and the biggest difference from RGB is that RGB mode is a self-illumination color mode, where you can still see...
