Shandong Yishunyuan Metal Materials Co., Ltd. — An Integrated Supplier of Seamless Steel Pipes in China Shandong Yishunyuan Metal Materials Co., Ltd. is located in Liaocheng, renowned as the "Capital of Steel Pipes in China." With a registered capital of 11 million RMB, the company is a comprehensive steel enterprise integrating R&D and sales. For years, Yishunyuan has consistently adhered to the strategic direction of "High Quality, Low Cost" and the service philosophy of "Integrating Wisdom, Creating Capability, and Achieving Win-Win Cooperation." Our aim is to provide customers with humanized, professional steel supply services characterized by "Traceable Products, Reliable Quality, and Controllable Prices." 【Corporate Strengths】 (1) R&D Advantage It is well known that the quality of steel products depends on technology, and technology is guaranteed by R&D. Therefore, R&D determines product quality. Shandong Yishunyuan Metal Materials Co., Ltd. has a dedicated R&D team with over 10 years of industry research experience in seamless steel pipes. We continuously innovate and maintain a leading position among our peers. (2) Product Advantage Excellence stems from professionalism. Five Key Features Forge Superior Steel Pipes: Shandong Yishunyuan seamless steel pipes boast five core characteristics: no oxide residue in the inner bore, solid and uniform wall thickness, high cleanliness, strong rust and corrosion resistance, and wide applicability. Consequently, they are widely used in various fields such as engineering connection pipelines, large central air conditioning projects, pressure vessels, brine tanks, shelf pipes, and piping systems, earning unanimous praise and strong preference from our customers. (3) Service Advantage In addition to significant investment in technological R&D, the company is equipped with a comprehensive service team and system. Whether it’s pre-sales communication and advice or post-sales follow-up and issue resolution, we have dedicated personnel providing "one-to-one" personalized butler-style service to our customers, saving them time, effort, worry, and money. Currently, the company’s main business covers: metal surface treatment, pickled and phosphated seamless steel pipes, pickled phosphated and passivated seamless steel pipes, seamless steel pipes with internal and external rust removal, seamless steel pipes, and matching national standard seamless pipe fittings. A majority of our business has established stable and long-term strategic partnerships with several renowned domestic engineering brands and equipment manufacturing enterprises. Furthermore, the company maintains a readily available, extensive inventory of seamless steel pipe products for customers to choose from: Material & Specifications: ? 20# Steel: Outer Diameter 12mm --- 630mm, Wall Thickness 2mm --- 20mm available. ? 16MnDG Steel: Outer Diameter 16mm --- 630mm, Wall Thickness 2mm --- 20mm available. Product Standards: ? 16MnDG complies with GB/T18984 / Q345E complies with GB/T6479-2013. ? 20# Steel complies with GB/T8163 / 9948. We cannot control the future, but we can excel in the present. Shandong Yishunyuan will always uphold scientific management concepts, practice the professional and focused spirit of craftsmanship, rely on strong technical capabilities, adhere to market orientation, and continuously deepen corporate reform to provide the highest quality products and services to more new and existing customers! Shandong Yishunyuan is willing to work with you to open new horizons for cooperation and create a new future of shared value. For Superior Seamless Steel Pipes, Choose Yishunyuan. You are welcome to call for inquiries! Inquiry Hotline: 135 8117 5137 (Manager Zhang) 0635-8883041 0635-8883042 Address: No. 129, Dadong Market, Economic and Technological Development Zone, Liaocheng, Shandong, China.