Foshan Nanhai Deque DEQUE Trading Co., Ltd. was established in 1992. We have production and manufacturing bases in multiple regions and are a modern enterprise that provides complete application solutions, product manufacturing, and after-sales service for high-end users worldwide, including doors, windows, curtain walls, and sunrooms; Deque has excellent research and development, design, and marketing teams. For many years, we have been continuously exploring, researching, testing, improving, and obtaining multiple patented technologies and honorary certifications. Relying on the newly upgraded SE7 security system, DEQUE will create a safe, healthy, and high-quality life for consumers with higher safety standards.