Letterpress, lithographic (offset) is the use of dot area siz

With the continuous improvement of people's living standards

Loose unbonded areas of different shapes leave the tissue out

Psychology studies have shown that human visual organs, in th


Situation 1


The tissue paper is scratched or

Recently, a U.S. institute researched and developed a plastic fi

Xaar, together with its ink partner Avecia, has launched 71W0


The paperboard is not straight and bends i

420. What are the alkaline agents commonly used in vat printi

[Abstract] The black version is used not only in the gray and bl


The polyester PTT staple fiber new product developed by Liao

The use of scrap box board to produce ordinary cardboard and

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