DFN.DFN was established in 2008 and is located in the Donggang Economic Development Zone, Dandong, Liaoning Province, covering an area of 200,000 square meters. It is a high-tech enterprise specializing in the R&D, design, and manufacturing of large-scale ring-shaped and cylindrical metal forgings. The company is committed to providing critical metal products and technical services for national strategic and high-end equipment sectors including energy, petrochemicals, machinery, rail transit, medical, aviation, and aerospace. Its primary products encompass wind turbine tower flanges, large precision bearing rings, large gear rings, petrochemical forgings, intelligent tunnel construction equipment, and high-temperature alloy ring forgings for gas turbines. Leveraging its advanced ring forging capabilities, the company serves national infrastructure and major engineering projects.
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