For more than 14 years, we specialized in export and manufacturing of cast iron doors, covers, stoves & hardware products. We have established the cooperation relationship with customers from more than 20 countries & regions, and OBI has been sourcing us with good cooperation for more than 13 years. Our products have passed the strictly test by SGS/Intertek to meet different market requirements.We owned 1 factory for producing cast iron products located in Dezhou and joint stocked 1 factory in Yuhuan for producing brass products, the total building occupies 20000 square meters; same time more than 100 partner factories supplying us, therefore we offer a wide range of products for you to choose from. We can provide goods according to your design,quality and cost requirements. Our experienced trade staff are ready to help making your sourcing process smoother. Our QC staff check the quality by multiple tests on every production line.Our production process includes: - 17 sets of Hot-forging machines for dies hot-pressing- CNC for machining & milling .tapping & drilling- Heat treatment and drying machinery for grinding & polishing - High-precision equipments for making molds to OEMTo learn more about our products and to benefit from our best service, quality,R&D and production capabilities,contact us today.