By the famous research institutions of the Chinese Academy of Sciences, Shenyang Institute of Automation, Dalian Institute of Chemical Physics and other *** with the investment in the formation of the Shenyang Xinsong Medical Science and Technology Company Limited production, China's first medical oxygen machine producers, long-term focus on oxygen therapy and respiratory therapy equipment research, development and manufacturing, the country's first to obtain the registration certificate of the quasi-marked medical devices, the first to develop the world's first oxygen concentration and The first to develop the world's first real-time oxygen concentration and flow rate detection and digital display device, obtaining a number of patented technologies and software copyrights; six of the world's first function, four of the first domestic function. With its professional technology, stable quality and excellent performance, it has successfully entered the medical equipment market in more than 30 countries and regions around the world, and is a very formal manufacturer.