Shenzhen Panlong Technology Co., Ltd. was born in Shenzhen, the innovation capital of China. It specializes in sensor solution companies. The core technical team has more than 10 years of accumulated technology and experience in the development of Internet of Things technology, and many people have been engaged in the development and research of sensor bodies. It conducts industry-university-research cooperation with many universities, and will continue to carry out industry-university-research cooperation around the company's main business in the future. We provide users with diversified product solutions, from a series of products such as sensor chips, sensor modules, and intelligent detection terminals to provide users with "one-stop" full signal chain product solutions. Our products are widely used in industrial production safety, urban environmental engineering, underground comprehensive pipe corridors, rail transit, atmospheric environmental protection management, university and laboratory environment, medical and health fields, smart animal husbandry, household indoor gaseous pollution monitoring, food safety and public health and other fields. All our products use industrial-grade standard components to ensure product durability and reliability. Data calibration and performance testing during the process use a complete set of imported intelligent gas distribution test and calibration systems from Germany, with a factory pass rate of 99.9%. Ensure data accuracy and product consistency. We strictly implement national standards and relevant international standards to implement different solution designs. Tongjin attaches great importance to the establishment of corporate standards, while meeting different user certification requirements (IP65/66, UL, CE, Exd II CT6Gb, RoHS, PA, MA, ISO9001) and national metrology and inspection standards. We are committed to positioning the latest sensing and control technologies, industry applications and development trends, continuing to explore advanced solutions and help customers integrate into products, thereby enhancing their core competitiveness in innovative applications, shortening product development cycles, and reducing costs.