Q How is LANGE different from other standard panoramic doors on the market?
LANGE is a "Top 10" system brand in China with independent intellectual property. Unlike generic local workshops, we are authorized service providers for international leaders like SCHÜCO (Germany) and YKK (Japan). Our 20,000㎡ industrial park and 100+ professional designers guarantee a standard of precision that competitors cannot match.
Q As a first-time online buyer from China, how does the operation process work?
No worries, we have over 20 years of export experience worldwide with professional support. We introduce and manage every step clearly for a hassle-free experience: Order → Production → Shipment → Delivery.
Q What payment methods and terms are accepted?
We support 100% in advance, or deposit in advance with the balance cleared prior to shipment. We accept T/T (Wire transfer), online transfer, Credit Card, VISA, PayPal, Apple Pay, and L/C at sight.
Q How long is the delivery cycle?
Delivery time depends on size, glass configuration, color, hardware, level of customization, and order quantity. Once the design, payment terms, and technical specifications are confirmed, we provide a formal production schedule. For customized projects, sufficient lead time is allocated for precision production, quality inspection, and maritime shipping.
Q Can this panoramic sliding door be customized in size?
Yes. Doorway dimensions, number of panels, opening direction, glass configuration, color, lock type, and track type can all be customized according to project requirements. Please provide doorway width, height, installation location, and on-site photos before placing an order. We will engineer a custom solution tailored to your actual dimensions.
Q What are your standard payment terms for bulk orders?
T/T: 30% deposit upon confirmation, 70% balance paid before shipment. L/C: 100% irrevocable L/C at sight.
