Nanjing spring group technology Co. Ltd is one of the leading manuafacturer in China supplying most grades and qualities of multi-purpose paper. A4 paper is our main product. Another, we also sell Woodfree offset printing paper, Writing paper, Black cardboard paper, Cash register paper, Photographic paper, coated paper, Fine paper and Carbonless paper, which our company has cooperated well brother factory in paper line. Our company has a complete and scientific quality management system, well-equipped testing equipment and strong technical force, in good faith, strength and quality of the recognition between foreign customers. At the same time, our company can also provide OEM service according to customer demand, the annual production of 120,000 tons of processing all types of paper products.