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[Factory direct sales, minimum order quantity: 50 sets] 🌡 Powerful thermal insulation, suitable for high-temperature environments, reducing indoor temperature by 5–10℃. ⚡ Saves 10–15% on energy costs, reduces air conditioning usage, and saves on electricity bills in the long run. 🛡 High-strength aluminum profiles, resistant to wind pressure and corrosion, suitable for coastal and high-temperature regions. 📐 Supports customization & bulk purchasing Sizes, colors, and opening methods can be customized Suitable for residences, hotels, apartments, and engineering projects 🌐 wanjiawindows.com 📲 WhatsApp：+86 139 2720 1750 📧 [email protected]