Innovative technologies for printing packaging and digital media This book includes original peer reviewed research papers from the 14th China Academic Conference on Printing and Packaging (CACPP 2023) held in Beijing China on November 24 26 2023. The proceedings cover the latest findings in color science and technology image processing technology digital media technology mechanical and electronic engineering and numerical control materials and detection printing and packaging technology and so on. As such the book is of interest to university researchers R&D engineers and graduate students in the fields of color science image science materials science computer science digital media network technology smart manufacturing technology and printing and packaging