China
Founded in 2007, Shanghai Qianjing Ducting Co., Ltd. is the leading manufacturer of the flexible duct products in China. We have two factories located in Shanghai and Zhejiang province which cover a total area of 18,000 square meters of land. In the year 2014, we have sold 60 million meters duct. Qianjing manufacture Aluminum Flexible Duct, Combi Aluminum Flexible Duct, Insualted Flexible Duct, Kitchen Ventilation Flexible Ducting, Hightemperature Aluminum Ventilation Duct...
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