Huadi International is a Chinese manufacturer of stainless steel seamless pipes, tubes, and bars, operating through its core subsidiary Huadi Steel, based in Wenzhou, Zhejiang Province. Huadi Steel sells into demanding industrial applications — including oil and gas, electric power (thermal and nuclear), and automotive — where pipes must withstand high pressure, high temperatures, or corrosive conditions. Major domestic customers include China National Petroleum, Sinopec, and CRRC. China accounts for roughly 85% of revenue, with the U.S. the next largest market at roughly 10%, and export sales handled primarily through distributors. Huadi Steel manufactures exclusively using the Cold Drawn Seamless (CDS) technique, which produces pipes with tighter tolerances and no weld seam versus the cheaper Electric Resistance Welding (ERW) method used by many competitors — making CDS the preferred choice for safety-critical applications. The company can produce over 3,000 distinct pipe and tube configurations. Revenue is driven by volume and pricing, with stainless steel billet as the primary raw material input; combined raw materials and direct labor account for over 80% of product cost, making yield rate and input cost management central to profitability. Huadi Steel's growth strategy focuses on capacity expansion via a new facility expected to be operational by FY2026, geographic diversification, and shifting product mix toward higher-margin specialty products.