Through worldwide sales network, our combi flexible duct is selling well which has its own dominance in this field. Shanghai Xuanyuan Air Conditioning Equipment Co., Ltd.'s main products include hvac duct series. Manufacturing Xuanyuan combi ducting involves a wide range of stages. They include metal materials purchasing, parts processing, welding, assembly, and testing. It is manufactured in accordance with the national standards of fire protection and fire safety of buildings. This product can be stacked and moved without damage. The metal sheets that make up the product are corrugated to improve its overall strength. It can be easily compressed for transportation purposes.
Customer oriented has been the focus during the development of Xuanyuan brand. Ask!