Wholesale Air Tightness Energy Saving System Windows for Energy Saving Construction Projects

Yes. Our architectural glass and profiles strictly adhere to international standards such as the European EN, Chinese GB, and Japanese JIS standards. We provide complete test reports and certification documents to ensure global applicability of our products.

Absolutely. We specialize in providing customized solutions for our clients. Please provide your specific dimensions, specifications, and performance requirements, and our engineering team will evaluate and fulfill them for you.

We have professional logistics solutions for fragile goods. Before leaving the factory, products are packaged using custom wooden crates, shock-absorbing edge protectors, and sturdy wooden frames to ensure safety during long-distance sea or land transportation. We monitor the shipment status throughout the entire journey.

We typically ship from Qingdao Port or Xi'an Dry Port. The shipping time depends on the destination; for example, shipment to major European ports usually takes 30-40 days. We will provide a precise logistics schedule for each order.

To ensure production efficiency and quality, the MOQ for our standard products is usually one 20-foot container. For custom projects, this can be negotiated on a case-by-case basis.