At SNEC 2025, Sungrow Hydrogen and Wison Engineering unveiled MegaFlex 'Plant-as-a-Product,' a groundbreaking turnkey solution that revolutionizes green hydrogen production by introducing MW-to-GW scalability and a fully outdoor modular design. This innovative system overcomes traditional indoor plant limitations, enabling faster deployment and reduced costs, thereby setting new standards for the hydrogen economy globally. The MegaFlex solution integrates core electrolysis equipment with plant-wide utilities and auxiliary systems, offering safe and reliable hydrogen production with flexible water electrolysis technology. It ensures quick setup, easy expansion, and significant risk reduction through plug-and-play modular solutions. The advanced water electrolysis technology by Sungrow Hydrogen enables reliable outdoor operation, featuring corrosion-resistant equipment built to withstand extreme conditions. Robin Sun, the General Manager of Sungrow Hydrogen Product Center, highlighted the product's smaller footprint and lower total costs compared to conventional systems, emphasizing its maintenance-optimized design for enhanced serviceability and operational reliability. The solution is set to be implemented in ACME's green ammonia project in Oman for real-world validation. MegaFlex represents a shift towards productized hydrogen production, offering a scalable blueprint for large-scale decarbonization. By blending innovation with efficiency, reliability, and sustainability, this solution not only drives technical excellence but also streamlines the deployment of green hydrogen systems worldwide.