[Jie Weinuo Industrial Star recommendation - a total of flange plate duct] Jie Weinuo brand duct flanges total 3100 square meters per day. Ventilation installation business, the company can processing, duct processing fees concessions. [Jie Weinuo Industrial Star recommendation - a total of flange plate duct] Jie Weinuo Industrial production total of flange plate duct, galvanized duct, metal duct, duct flange angle iron, etc., fabrication and installation of ventilation engineering amatsukaze tubes with high quality, co Tianyuan construction, medicine, etc. Liu Chang. Tianjin Tianjin Duct Duct production factory | Tianjin Duct | Jie Weinuo Industrial processing plant covers an area of ??40 acres provided by 捷维诺 (Tianjin) Co., Ltd. Jie Weinuo (Tianjin) Co., Ltd. (www.jieweinuo.com) strong, credible, in Tianjin fans, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Jie Weinuo Industrial and you hand into the brilliant, for a better future!