Wuxi Dazhongshijie Ventilation Equipment Co., Lt

Da World Ventilation, located in Yixing's Hongke Industrial Park, is a large-scale manufacturer of custom spiral ducts, common plate flanged ducts, and welded ducts for ventilation systems and accessories. Equipped with comprehensive facilities and mature technology, we have several master craftsmen with over 15 years of experience, committed to excellence. We source premium stainless steel sheets and galvanized plain boards, meeting thickness standards to extend service life by 30%. Our import high-precision cutting is not only used for stainless steel but also for galvanized materials, ensuring precise machining dimensions with errors less than 1mm and a 30% improvement in sealing. Our mature and stable processes reduce the production cycle by 50% and improve finished product quality by 200%. Our three-lane truck loading channel increases delivery speed by 300%. We offer 7x24-hour attentive customer service; service hotline: 400-108-7998.