Sivas Chamber of Commerce and Industry (STSO) is an application that you can use without requiring membership.
Within the application; You can access news, view events, follow announcements, and keep up to date on tenders and fairs. You can select news, announcements and committee rooms from which you want to receive notifications from the notification settings menu.

From the online transactions menu;
- Company owners debt inquiry / payment
-Document request
- Activity tracking system
You can easily perform the operations.