Shenyang Metal Materials & Technology Co., Ltd. is the newly established high-tech enterprise engaged in the research of metal containers and the fabrication of metal cylinders. By combining the advanced method for material molding in the world and the high tech research achievements in the field of composite materials, we are mainly focusing on the research, development and production of metal gas cylinders and metal tank liners. Based on the technical support from Institute of Metal Research and Chinese Academy of Sciences, we have become a leading company engaged in the fabrication of metal cylinders and composite cylinder containers in China. We got DR1 manufacturing license issued by Boiler and Pressure Vessel Safety Administration of People&＃039;s Republic of China. We also established complete ISO9001 Quality Control System in 2007. We are now providing seamless steel cylinders, seamless aluminum alloy cylinders and aluminum composite cylinders and containers.