Shandong Siffo Plastic Technology Co., Ltd. is a professional integrated solution provider for plastic piping systems. Headquartered in Linyi, Shandong, known as the "Logistics Capital of China," the company operates from this strategic hub with a business network extending nationwide and globally. Its core product portfolio includes HDPE piping systems, PVC piping systems, composite reinforced pipe (SRTP/SRPE) systems, and corrugated pipe systems. Since its establishment, Siffo has dedicated itself to the R&D, precision manufacturing, and systematic engineering application of polymer material piping. By integrating solution design, product development, smart manufacturing, testing & certification, and engineering support, the company is committed to delivering safe, durable, efficient, and cost-effective one-stop piping solutions for demanding conveyance scenarios worldwide. The company currently operates two modern production bases in Linyi, Shandong, and Nanjing, Jiangsu, with a total area exceeding 150,000 square meters and an annual production capacity of over 200,000 tons. Its business reaches more than 100 countries globally. Through a unified and advanced management system, the two bases achieve synergistic resource allocation and complementary advantages, ensuring both scalable flexibility and technological depth in handling large-volume orders and diverse, highly customized requirements.