Star Industrial Co., Ltd. [Jie Weinuo recommend spiral duct seams] precision molding process: imports of equipment used are of special steel mold structure, even with 2035 Wuqing spiral duct processing, the surface of the mold pressing remains unchanged, so that the surface is not damaged galvanized steel spiral duct Wuqing advantage, greatly extending the life of the duct, while the seam was smooth, tight seams, connections and strong, a good seal. Star Industrial Co., Ltd. [Jie Weinuo recommend spiral duct] The company specializes in galvanized duct, spiral duct, duct elbow, duct tee shaped pieces. Undertake large-scale installation of ventilation, the company has a large shearing bending external processing equipment. Wuqing spiral duct factory outlets, Wuqing spiral duct, spiral duct 捷维诺 Industrial production plant supplied 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!