acoustic flexible duct Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd. places great importance on raw materials used in the manufacturing of acoustic flexible duct. Each batch of raw materials is selected by our experienced team. When raw materials arrive at our factory, we take good care of processing them. We totally eliminate defective materials from our inspections.
Xuanyuan acoustic flexible duct Our brand Xuanyuan has gained many domestic and oversea followers. With strong brand awareness, we commit to building up an internationally well-known brand by taking examples from some successful oversea enterprise, try to improve our research and development ability, and create novel products which adapt to the overseas markets.sound proof ducting,propex acoustic ducting,soundproofing ductwork.