Yunkun Steel Pipe Group as a modern comprehensive enterprise, has four subsidiaries (Shanghai Yunkun Steel Pipe Group Co., Ltd., Tianchang Yunkun Steel Pipe Manufacturing Co., Ltd., Hebei Huikun Pipe Industry Co., Ltd., Tianjin Yunkun International Trade Co., Ltd.) whose business covers the production and manufacturing of special steel pipes, inventory sales, warehousing and transportation and other fields. After 20 years of deep cultivation in the special steel pipe industry, the company has always focused on the research and development and manufacturing of special pipes. It has now developed into one of the largest special steel pipe stockists in East China and enjoys a wide influence in the domestic special steel pipe industry. Tianchang Yunkun Steel Pipe Manufacturing Co., Ltd. is located at No. 8, Yongtai West Road, Chajian Town, Tianchang City, Anhui Province. The company has advanced hot expansion production lines, cold drawing units and related equipment, experienced production processes and technical personnel, a complete quality system and the latest inspection and experimental equipment. The company's main seamless steel pipes have an outer diameter range of 14-914mm and a wall thickness range of 2-40mm. The company has strong customized production capabilities and can customize and supply various pipe products in accordance with international standards such as GB, ASTM/ASME, DIN/EN, BS, JIS, GOST and specific needs of customers. Hebei Huikun Pipe Industry Co., Ltd. is located in Cang County, Cangzhou City, Hebei Province. As the storage base of the group company, it has maintained a long-term inventory of 10,000 tons to ensure the timeliness of goods delivery. The company has perfect pipeline deep processing capabilities, including pipeline 3PE coating, insulation layer, aluminum infiltration, U-shaped, threaded, grooved and other processing methods. Tianjin Yunkun International Trade Co., Ltd. is located at No. 2 Dagu North Road, Heping District, Tianjin. It mainly uses the resource advantages of the group factory and focuses on the export business of seamless pipes of various materials and specifications. In addition, the company makes full use of the channel advantages accumulated over the past 20 years to provide customers with diversified products including carbon steel welded pipes, stainless steel pipes, ductile iron pipes, scaffolding, and various materials of pipe fittings, flanges and other products. Looking into the future, Yunkun Steel Pipe Group will continue to uphold the business philosophy of "DREAM-DRIVER,STEEL-STRONG", and ensure stable and reliable product quality by establishing a complete quality management system and after-sales service tracking system, striving to set a higher benchmark in the special steel pipe industry. All employees of the company unanimously uphold an honest and professional attitude, and wholeheartedly cooperate with friends from all walks of life to create a brilliant future.