About Us

Ningbo Weile Ventilation Equipment Co., Ltd. is located in Binhai Wanyang Maker Town, Fenghua, Ningbo. Owning self-operated standardized production workshops, we focus on the R&D, production and export of various ventilation ducts and supporting components.
With a well-organized factory layout, we operate multiple production lines for hose forming, injection molding and metal processing. We independently manufacture a full range of products, including flexible ventilation ducts, aluminum foil composite ducts, insulated and sound-absorbing hoses, metal/plastic air vents, pipeline fittings, fasteners and sealing parts.
The factory implements standardized incoming material inspection, process control and finished product testing procedures. We strictly control raw material quality to guarantee excellent air tightness, durability and stability of our products. Taking advantage of Ningbo’s port resources, we undertake domestic engineering projects and overseas export orders, supporting customized specifications and bulk supply.
Having years of experience in ventilation and fresh air supporting industry, the company continuously optimizes production techniques to balance cost performance and delivery efficiency. Our products are widely used in residential fresh air systems, central air conditioning, commercial buildings and industrial ventilation projects. We have earned long-term trust from customers at home and abroad thanks to reliable quality and comprehensive supporting services.