Shanya business enterprise is a very powerful integrated enterprise devoted to producing stainless welded pipes, stainless steel seamless pipes, pipe fittings, and sanitary welded pipes, its products are in accordance with China GB/T12771, ISO, DIN, API 3A, EU IDF standards, with a range:¢19-¢141mm, thickness: 0.8mm-40mm, materials:201, 202, 304, 321, 316L, 304L, 310S, 316, etc., the QC is in accordance with ISO9001 International Quality Management System. Shanya will make quality of its products more stable by strong technical teams, advanced equipments and complete testing methods. Our tenet: â??quality is an enterpriseâ??s life, reputation is an enterpriseâ??s image and service is an enterpriseâ??s commitment. â??Welcome to use our products and we will do our best to offer excellent service for you.