Zhejiang Shangpu Industry & Trade Co., Ltd. (SUNPU) is a modern enterprise specializing in the R&D, production, and export of polishers, sanders, and power tools. Founded in 1999 and headquartered in Yongkang, Zhejiang – China’s “Hardware Capital” – the company has built a strong reputation for stable, reliable product quality through years of dedicated focus on quality control and process optimization. We offer a full range of grinding and polishing equipment, including car polishers, orbital sanders, and grinders. Each machine features high‑quality pure copper motors, precision gear structures, and durable housings, delivering strong and stable power with low vibration, low noise, and excellent heat dissipation. Every product undergoes aging tests, no‑load tests, pressure safety tests, and appearance inspections before shipment, ensuring exceptional durability, stable performance, and operational safety. SUNPU operates standardized production workshops, complete assembly lines, and a professional R&D team. We continuously improve product design and manufacturing processes to meet the high standards of European and American markets. All products hold CE, UKCA, RoHS, and other international certifications, and support multi‑country voltage standards. OEM and ODM customization services are also available to meet diverse customer needs. Backed by superior quality, a strict quality control system, and responsive after‑sales service, SUNPU products are sold worldwide to Europe, the Americas, Southeast Asia, and beyond. Guided by the principle of “quality first,” we are committed to developing cost‑effective, highly durable professional polishing and sanding tools, and aim to be a trusted long‑term partner for global customers.