Summary: Demex adds "Газовые горелки и баллоны"

Why It Matters: This change shows Demex is expanding its product range. It now offers more items for outdoor activities.

What Changed:

• The category "Газовые горелки" was changed to "Газовые горелки и баллоны".
• New, seemingly unrelated content about "Виртуальная АТС" and empty categories was added at the end of the page.