[Jie Weinuo to recommend the star product - galvanized duct] Jie Weinuo Industry has fully automated line [five] wind pipe production line three sets, a large-scale spraying line, comes with four meters NC bending Foreign fine cut Tianjin ventilation pipe production process, a total of flange duct, angle iron flange duct, spiral duct. Jie Weinuo Industrial willing to work with you hand in hand to create brilliant. [Jie Weinuo to recommend the star product - flange plate duct manufacturers] Jie Weinuo Industrial production flange plate duct manufacturers, the company has advanced production line in Tianjin ductwork prices, reducing the artificial ventilation ducts Tianjin manufacturers and reduce costs. [Jie Weinuo to recommend the star product - flange plate duct] Jie Weinuo Industries have automatic equipment Tianjin galvanized duct ventilation pipes, galvanized duct price unique advantages, there are a total of flange plate duct a few hundred meters Lidengkequ, appearance quality, to undertake various ventilation installation works.