This site is in two languages: French and English This Website is bi-langual: french & english Some words for introducing ... Some words for introducing ... Some views of our factory. Some sights of our manufacture. Discover a large part of our range as well as basic technical information. Discovery of our range with some technical basic data. How to contact us by e-mail, phone or post. You will also find an access map to the CHAINES FORTIA factory. How to contact us by e-mail, phone or mail. You will also find a map to access to CHAINES FORTIA manufacture.