Zhengzhou Weisheng Electronic Technology Co., Ltd., established in 2003, is a high-tech enterprise integrating sensor R & D, production, sales and application scheme services, with a construction area of more than 30000 square meters. The company was listed on the gem in 2009, and its comprehensive strength ranks in the forefront of the same industry in China. After more than 20 years of development, it has become a well-known enterprise in the global sensor industry and a leader in the domestic gas sensor industry. The products cover gas sensors based on the four principles of semiconductor, catalytic combustion, electrochemistry and infrared absorption, sensors and application schemes for infrared detection, pressure, humidity, flow and water quality detection, with a total of seven series and more than 200 categories. They can be used for the detection of more than 300 kinds of gases and multi indicators such as infrared, pressure, humidity and water quality. They are widely used in industrial safety, civil fire protection, environmental protection, household appliances Automotive electronics, medical and health care, smart city and other fields, and continue to explore and innovate in new application directions. The company has strong R & D strength. At present, it has more than 100 R & D personnel and more than 500 sets of various production and R & D equipment. A number of R & D achievements have passed the appraisal of scientific and technological achievements in Henan Province and reached the international leading level. At present, it has more than 100 invention and utility model patents, more than 10 software copyrights, and led or participated in the formulation of 14 national and industrial standards. The company has successively passed the certification of quality, environment, occupational health and safety and iatf16949 automobile quality management system, so as to continuously meet the changing needs of customers with standardized management. Adhering to the service concept of "creating value for customers and win-win future with customers", the company is committed to promoting the healthy development of sensor and Internet of things industry in the spirit of exploration and innovation, and continues to use advanced sensor technology to create a safe, environmental friendly, healthy and intelligent production and living environment.