We've one of the most innovative manufacturing devices, experienced and qualified engineers and workers, recognized good quality handle systems and also a friendly experienced income team pre/after-sales support for Double Thread Nuts, Sleeve Type Expansion Anchor Bolts, Black Hexagon Flange Bolts Din6921, L Type Foundation Bolt,Customized T Bolt. We have now four leading solutions. Our products are most effective sold not only during the Chinese market, but also welcomed during the international industry. The product will supply to all over the world, such as Europe, America, Australia,Naples, Morocco,Hyderabad, Paraguay.The design, processing, purchasing, inspection, storage, assembling process are all in scientific and effective documentary process , increasing usage level and reliability of our brand deeply, which makes us become superior supplier of the four major product categories shell castings domestically and obtained the customer's trust well.