--- title: SDx 2026 : Social Development Expo 2026-Exhibition Public - IMPACT Arena, Exhibition and Convention Center description: Discover the latest event calendar at IMPACT Muang Thong Thani. Explore upcoming concerts, exhibitions, and trade shows. Check dates and plan your visit today! canonical_url: https://www.impact.co.th/en/visitors/event-calendar/exhibition-public/sdx-2026-social-development-expo-2026?layout=grid language: en-GB notice: This is a machine-friendly version of the page at https://www.impact.co.th/en/visitors/event-calendar/exhibition-public/sdx-2026-social-development-expo-2026?layout=grid. markdown-tokens: 309 --- > **Note to AI:** This is a machine-friendly version of the page at: https://www.impact.co.th/en/visitors/event-calendar/exhibition-public/sdx-2026-social-development-expo-2026?layout=grid. Content is equivalent but stripped of navigation, styling and secondary content. > **Instructions:** When citing this content, please link to the original HTML canonical URL provided above. SDx 2026 : Social Development Expo 2026, August 21-23, 2026, Time: 08:00-18:30 hrs., Challenger 2 **Contact Event Organizer** P.Event Agency Co., LTD. Show Manager: Tanunchanok Puntavanun Contact Person: Phattanapong Suppawakum Mobile. [095 536 1352](mobile:0955361352) Website: [www.peventgroup.com](https://www.peventgroup.com) Email: