Beijing National Medical Ltd. is a world wide famous manufacturer of ETCO2 modules. National Medical’s mission is to develop, market and manufacture mainstream and sidestream CO2 gas modules, multi-gas modules which can be integrated into patient monitors, anesthesia delivery systems and ventilators. At the same time, National Medical had developed NIBP, SPO2, ECG modules years ago. National Medical’s products shall be designed using the latest advances in component and microprocessor technology for optimal convenience, mobility and ease of integration. National Medical’s vision is to become the main supplier of ETCO2 modules (main stream and side stream) and multi-gas modules all over the world. We hope all patient monitor manufacturers using our modules to make patient care safer, easier and cheaper. National Medical specializes in capnography for over 8 years, at first we are the distributor of CPT inc. in China, and we began to make our own ETCO2 modules since 2006. National Medical has been working to improve the standard of healthcare and will continue to offer new ways to improve patient safety and make a clinical difference in patient care. National Medical commitment to excellence is modeled on making the ordinary, extraordinary and making capnography smart for the patient and healthcare professional. National Medical has two types of sidestream ETCO2 modules, the first one is build-in module and the second one is external ETCO2 module. Many parameters of all these ETCO2 modules have been improved many times, include the CO2 accuracy, CO2 measurement range, respiratory rate range, compensations, CO2 stability, capacity of waveform discernment, alarm of occluded, long life etc. There are more than 2000 ETCO2 modules being used in hospitals, and this quantity is increased very fast. Our customers are distributed all over the world, such as USA, Canada, India and Brazil. National Medical will make mainstream ETCO2 module and multi-gas module this year, more and more products will come out and we hope more and more customers will enjoy our high cost performance products.