Each customer can submit to STP messages, reports, requests, and suggestions by referring to the Quality Function Department, providing his details and address, as well as any other element useful to clarify with accuracy the basis and the circumstances of the event occurred.

The company commits to providing with a prompt reply, anyway within a period not exceeding 30 days running from the receipt date of the letter or the oral notification or the suggestion over the phone or the complaint.

You can send a tip or a complaint about our activity or for any other information, through this website by This email address is being protected from spambots. You need JavaScript enabled to view it. or filling the form by clicking here.