stainless steel flex duct In Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd., stainless steel flex duct proves to be the most outstanding product. We develop a comprehensive quality control management system including supplier selection, material verification, incoming inspection, in-process control and quality assurance of finished product. Through this system, the qualification ratio can be up to nearly 100% and the product quality is guaranteed.
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Xuanyuan stainless steel flex duct The stainless steel flex duct always ranks 1st by annual sales in Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd.. This is a result of 1) the manufacturing, which, starting from design and ending in packing, is achieved by our talented designers, engineers, and all levels of workers; 2) the performance, which, assessed by quality, durability, and application, is guaranteed by the said manufacturing and verified by our customers all over the world. 7 inch semi rigid duct,semi rigid dryer hose,6 inch semi rigid duct.