ZHEJIANG ZHONGLONG STAINLESS STEEL CO.,LTD located in the heart of the Songyang Industrial Park in Zhejiang, has been one of the leading companies manufacturing various Stainless Steel Products since 2005 in China.we have many years of professional production history, is producing stainless steel seamless pipe experience manufacturers. After years of development, Already have a first-class production, Testing equipment and Highly skilled employees . German spectro desktop direct reading spectrometer, Hydraulic universal testing machine,Hydraulic unit testing equipment. an annual yield of over 5,000 ton, and have passed the authentication of ISO9001:2008.Our company specializes in drawing processing, special specification manufacture and electrolytic polishing, which provides customers with a one-stop service. Our main products cover grade TP304,TP304L,TP304H,TP321,TP316L,TP317L,TP310S,TP347 and other materials of austenitic stainless steel.