Updated intro pages

Author: NicoletaComan

content/en/docs/marketplace/industry/_index.md

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 ## Introduction
 
-Siemens Industry Components are Mendix Marketplace modules that let you integrate Siemens data and services into Mendix apps built on the Siemens Xcelerator platform.
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-The information in this chapter describes platform-supported industry components, which are maintained by Mendix, and Siemens-supported components, which are maintained by Siemens.
+Industry components are reusable Mendix Marketplace building blocks, such as modules and widgets, that help developers connect domain-relevant data, services, and capabilities into apps, AI agents, and workflows for manufacturing-related use cases. This chapter explains how developers can use these components to create domain-specific workflows, integrations, and tailored user experiences across engineering, operations, quality, supply chain, and service domains.
 
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content/en/docs/marketplace/industry/xcelerator/_index.md

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 ## Introduction
 
-Siemens Xcelerator is a digital business platform that brings together software, IoT hardware, and digital services from Siemens and certified third-party providers. It covers five core domains — industry, buildings, electrification, grids, and transportation — and enables companies of any size to find, try, and buy the technologies they need to digitalize their operations.
+In the Siemens Digital Industries Software context, Siemens Xcelerator refers to the industrial software portfolio that helps customers become digital enterprises. This includes leading products such as Teamcenter, Designcenter, Simcenter, Opcenter, Capital, Polarion, Insights Hub, and others. Mendix helps customers adapt and extend Siemens Xcelerator without changing the core systems: 
 
-The information in this chapter describes how to use Mendix to adapt and extend applications built on Siemens Xcelerator, allowing you to tailor solutions to your specific business needs.
+* Adapt by creating tailored experiences for core users
+* Extend by bringing Siemens Xcelerator data and capabilities to new users, workflows, and use cases
+
+Industry components for Siemens Xcelerator fall into two support categories:
+
+* Platform-supported components, which are maintained by Mendix
+* Siemens-supported components, which are maintained by Siemens
 
 ## Documents in This Category