This is an impressive rectangular building of the early 20th century, from the late 20s and it served as a silk factory of the company 'CHRYSALLIS ", which was located in Piraeus, for more than half a century. The factory is one of the few examples of silk industriesoperating in the country. It still holds most of its equipment and remains privately owned until now. Ithasbeenclassifiedasaprotectedmonument.