Zhejiang Jiashan Bairu Metal-pieces Factory specializes in producing HVAC system accessories; corner common duct board code,Copper Brass OEM Custom Design Stamping Parts, hook code,Galvanized Metal OEM Customized Stamping Parts, plug the flange angle and various types of engineering installation accessories. Stable product quality, after years of development and growth, our company has TDC duct corner has become a leading supplier of the HVAC industry. Company adheres to the production concept of efforts and quality, sales philosophy of honesty and trustworthy, to dedicate to provide customers with quality Stainless OEM Custom Design Stamping Parts and services.