Shenzhen Nuoan Environmental Safety Co., Ltd. was formerly known as Nanhai Petroleum Electronics Enterprise Co., Ltd., established in 1985. We are now a national high-tech enterprise and a professional manufacturer of internationally leading research and development, production, and sales of gas sensors, gas and volatile organic compound (VOCs) detection and monitoring equipment. The company has passed the ISO9001 quality management system, ISO14001 environmental management system ISO 45001: 2018 Occupational Health and Safety Management System Certification and GB/T 29490 Intellectual Property Management System Certification; We have nearly a hundred patents and computer software copyrights, including the internationally leading photoionization volatile organic compounds (VOCs) detection technology. The company is a major participating unit in the compilation of current national and industry standards such as GB/T 50493-2019 "Design Standard for Detection and Alarm of Combustible and Toxic Gases in Petrochemical Industry", GB/T 3836.22-2017 "Explosive Environment Part 22: Protective Measures for Optical Radiation Equipment and Transmission Systems", GB/T 38527 "Technical General Rules for Standard Mixed Gases", and Guangdong Province Local Metrology Verification Regulations JJG (Yue) 035 "Benzene Gas Detector". The company's products include more than 200 varieties in eight major series, including point type gas detectors, volatile organic compounds (VOCs) detectors, portable gas detectors, gas alarm controllers and monitoring systems, volatile organic compounds (VOCs) online monitoring systems, sound and light alarms, flame detectors, gas sensors, etc. The main products have obtained certification for fire protection products, national explosion-proof electrical equipment, type approval certificate for measuring instruments (CPA), environmental protection product certification certificate (CCEP), safety integrity level certification certificate (SIL), International Electrotechnical Commission explosion-proof certification certificate (IEC Ex), European Union electromagnetic compatibility certification certificate (CE-EMC), etc. The product is widely used in industries such as petroleum, chemical, metallurgical, mining, power, environmental protection, municipal, gas, pharmaceutical, semiconductor, equipment manufacturing, and emergency rescue. Good day, those who keep their promises! Customer safety is the key to peace of mind. As a research and development and producer of specialized environmental monitoring equipment, the company has always taken it as its responsibility to maintain production safety, occupational health, and a beautiful environment. It adheres to the unchanged commitment of providing customers with safe, reliable, high-quality, and technologically advanced products, and has won the trust of customers and the praise of the public. Adhering to the values of "people-oriented, co creation and sharing, pursuit of excellence, and striving for excellence" and the business philosophy of "integrity, practicality, innovation, and win-win", the company will not change its original intention, forge ahead, and move towards a more brilliant future in the process of creating a safe, healthy, and beautiful life for customers!