Ningbo Sanding Steel Pipe Engineering Co., Ltd. is located in Dagang Industrial City, Ningbo Economic Development Zone. It relies on Beilun Port, a famous deep-water port, and connects Hangzhou-Yong Expressway with convenient transportation. The company mainly produces large and medium diameter spiral submerged arc welded steel pipes. It has the largest spiral welded pipe unit in China at present. It can realize mobile production. The annual production capacity of steel pipes reaches 200,000 tons. The diameter of pipes is 400-3050 mm, and the wall thickness is delta 5-25 mm. The company adopts international ISO9000 quality system, stresses "dedication, cooperation, rigorousness and efficiency" and attaches importance to talents, striving to create first-class management, first-class benefits. Quality Policy: Production of high-quality steel pipes, provision of excellent services, increase customer satisfaction, constantly improve the quality management system, the pursuit of industry leadership.