Hanhaioptical-electronics is an institution of the major scientific research achievements of the Hefei Institute of Physical Science, Chinese Academy of Sciences, Whom dedicated to the accurate detection of gases with thelaser absorption spectroscopy technology.The products and technologies of the company can be applied to the field of safety monitoring in Oil and Gas Pipeline Network, Coal Mine, Railway Tunnel Construction, Urban PipelineGas, Offshore Drilling Platform, Chemical Industry Park, Storage and Transportation of Dangerous Chemicals, Storage and Transportation of LNG, Extinguishing and Protection, etc. It could be used in industrial process control, such as industrial boiler and other fields as well. The core technology of the company has broken the technology monopoly of Europe and the United States. It has been highly recommended by the Ministry of Emergency Management, the Ministry of Science and technology, and the Ministry of Industry and Information Technology. MoreoverIt was awarded the Scientific and technological achievements both leading in China and advanced internationallyby the State Administration of Work Safety and MA certification, Fire Fighting certification, along with the award of scientific and technological achievements in safe production. The series of products have been applied in the largest domestic Energy Enterprises and NationalKey Projects, such as PetroChina, CNOOC, Beijing Gas Group, China TownGas Group, China Gas Holdings Group, China Resources Gas Group, etc.Furthermorethe largest Gas leakage monitoring network in the world has been established in Beijing.