Crowcon Detection Instruments Ltd. was established in 1970. It specializes in the research and development, production and manufacture of gas detection instruments and systems, and focuses on the fields of gas safety, air quality and gas process control. In 2002, Crowcon set up a wholly owned subsidiary in Beijing which integrates research and development, production and sales and provide complete technical support and after-sales service. Crowcon’s products cover gas detection equipment and systems for combustible gases, toxic and harmful gases, odor gas and volatile gases (VOCs), which are widely used in refrigerant，environmental protection, new energy, oil and gas, water treatment, chemical, electric power and ships and other industries. Crowcon’s customized VOCs gas sampling and monitoring system won the title of “China’s VOCs Monitoring Industry - Good Instrument of the Year for 2016”. Besides. In 2021, Crowcon participated in the preparation of the Technical Specification for the Grid Monitoring of Organic Matter in Industrial and Chemical Parks. At present, Crowcon has obtained ISO9001 quality management system certification, ISO14001 environmental management system certification and OHSAS18001 occupational health and safety management system certification. Its relevant products have obtained the product certification of ATEX, IECEx, EMC, SIL, UL, INMETRO, MED, CCS, CSA, and other international organizations, as well as the certification of CCEP, CCCF, CPA, PCEC and other related institutions in China.