ductingchina.com,hvac duct insulation-flexible hvac ductwork,A high level of quality is demanded for all products including hvac duct insulation-flexible hvac ductwork from Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd.. Hence we strictly control quality from the product design and development stage all the way through to manufacture in accordance with systems and standards for manufacturing management and quality assurance.
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Xuanyuan provides hvac duct insulation-flexible hvac ductwork products that are selling well in United States, Arabic,Turkey,Japan,German,Portuguese,polish,Korean,Spanish,India,French,Italian,Russian,etc.
Xuanyuan,Our company main produces flexible duct pipe,flexible hvac ductwork,flexible ac duct.