Beijing Shian Technology Instrument Co., Ltd. possesses the ability to design, manufacture and sell gas detection instruments in local and global markets. The gas detection instruments we designed are widely used in petrochemical, municipal environmental protection, coal mine, residential places, and other natural and a wide range of industrial environments. Most of our products are handheld gas detectors, which can detect and monitor various toxic, oxygen and combustible and flammable gases concentration in an area and provide users with the detection solution and alarm signals for potential dangers, to ensure the personal safety and good air quality. Our company started with designing and manufacturing plastic enclosures of electronics at the outset, today we not only have our own plastic mold and manufacture team, but also have our own design and development team for gas detection system instruments. We can customize different gas detection instruments according to customers' requirements. The management principle of our company: Design ability and Technology will lead the trend of our products and future of our company.