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Olis | Custom Doors, Windows & Curtain Walls Manufacturer
A global high-end facade expert since 2016, providing professional customization from our 22,000㎡ intelligent production base.
FAQ
Ordering & Customization
Simply click the “Contact Us” button or send your architectural drawings and requirements to our team. We provide free design consultations and detailed quotes based on your specific measurements.
As a direct manufacturer, we support both large-scale wholesale and individual custom projects. Please contact us for specific MOQ details depending on the product series.
Yes! We offer a wide range of RAL colors and professional finishes, including powder coating and wood grain textures, to match your building’s aesthetic.
Standard orders usually take 15–25 business days. For complex custom designs or large-scale wholesale orders, our team will provide a precise production timeline.
Technical & Quality
Absolutely. Our Aluminum and Low-Energy Passive Window series are specifically designed for superior thermal insulation and energy saving, helping to reduce energy costs for homeowners.
Our products are meticulously crafted to meet international quality and safety standards for durability and performance.
We provide detailed installation manuals and video tutorials. For large commercial projects, we can offer professional technical guidance to your installation team.
Shipping & Cooperation
Yes, Olis provides global shipping services. We have extensive experience in international logistics to ensure your products arrive safely at any destination worldwide.
We use specialized, high-security protective packaging to ensure the structural integrity of every glass panel and frame during transit.
We are always looking for long-term partners. Please fill out our contact form, and our sales manager will reach out to discuss mutually beneficial partnership opportunities.
