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We act in all the areas envolved in the directory publishing industry.
To the group of systems and softwares developed by DPI we call "Pi Cheng Environment".

Who was Pi Cheng ?

In the X11th century, the chinese Pi Cheng (also known as Pi Sheng) invented the movable type, creating then, the press industry. Some centuries later Johann Gutenberg introduced the same technology to the West.



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