We are a high-tech enterprise integrating automotive sunroof component R&D, design, manufacturing, and product testing. Not only do we have outstanding technical and production capabilities, but we have also become a leader in the field of smart sunroofs and sliding windows for Chinese independent brands with our comprehensive service offerings. From demand communication and customized solutions to technical breakthroughs and after-sales support, we consistently provide customized services centered around the needs of automakers.
Defulai adheres to the philosophy of "survival through quality, development through innovation, and excellence through detail." While specializing in the manufacturing of panoramic sunroofs, we also integrate service throughout the entire collaboration process. Adopting a dual-track strategy of "information intelligence and technological R&D," we provide digital production collaboration services, synchronizing R&D and quality data in real time. We also offer customized lightweight, intelligent, and quiet solutions tailored to automakers' vehicle models, helping them build differentiated competitive advantages. As a technological pioneer in the industry, the company was the first to introduce dual-pane, single-pane, and fixed-pane panoramic sunroof technologies and products to China. For many years, the company has been deeply engaged in the intelligent panoramic sunroof field, adhering to a dual-driven approach of "service + technology": providing mature product solutions and supporting after-sales support such as installation guidance, troubleshooting, and iterative upgrades. Furthermore, the company continues to research and develop lightweight, intelligent, and quiet features, establishing a customer-responsive mechanism. This has made the company a leader in both technological leadership and competitive service in the domestic automotive sunroof market.