hvac ductwork-semi rigid aluminum duct We have been strengthening our local R&D capability to design and localize our products in the overseas market to cater to the local people's needs and has succeeded in promoting them. Through those marketing activities, the brand influence of our brand -Xuanyuan is highly increased and we glory in allying with more and more overseas enterprises.
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Xuanyuan hvac ductwork-semi rigid aluminum duct Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd. promises to global customers that every hvac ductwork-semi rigid aluminum duct has undergone rigorous quality testing. Each step is strictly monitored by the professional quality inspection department. For instance, the feasibility analysis of the product function is carried out in the design; the incoming material adopts manual sampling. Through these measures, the quality of the product is guaranteed.semi rigid dryer hose,6 inch semi rigid duct,semi rigid dryer vent hose.