Jiangsu Zhenda Steel Tube Group was established in 1991. It is a specialized manufacturer of seamless steel tubes. The group consists of 5 producing mills with respective dimensions.After over 10 years of efforts and innovation, our annual production capacity reaches approximately 800,000 metric tons. We are able to produce seamless steel tubes ranges from 1/8 inch to 12 inch(8-325mm) O.D, 1-25mm wall thickness, and the maximum length is 25m. Our main products are cold-drawn & hot-rolled seamless steel tubes, carbon alloy, ferrite alloy and austenitized alloy seamless steel tubes, OCTG pipes , etc. They can be utilized in liquid service, boilers, heat exchangers, petroleum cracking, chemical fertilizer equipment, and so forth. Our products follow ASME/ASTM, DIN, EN, JIS standards, as well as OCTG in API 5L, API 5CT standards. Our products were exported to Europe, North America, Asia, and Africa, etc and earned international approval.Based on scientific and innovative concept, we are constantly striving for better quality, better service，and better management. We are confidently and enthusiastically facing a better future.