Star Industrial Co., Ltd. [Jie Weinuo recommended angle iron flange duct] galvanized angle iron duct board duct manufacturers, angle iron flange for duct; underground car park ventilation works. Angle iron frame 3 cm 4 cm. Delivery to facilitate the timely installation. Angle [Jie Weinuo Star recommendation - angle iron flange duct] Jie Weinuo Industrial production workshops covering 40 acres, the registered capital of 50 million, the company has fully automated production equipment, duct, plasma cutting, shearing large bending machine , spraying line. Installation angle iron duct | Nankai angle iron duct | Tianjin angle iron duct selected by 捷维诺 捷维诺 Industries (Tianjin) Co., Ltd. Jie Weinuo (Tianjin) Co., Ltd. (www.tjjwnsy.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!