Qingdao Tuowei Intelligent Instrument Co., Ltd. is a high-tech enterprise that integrates research and development, production, and sales. We have successively developed intelligent instruments and meters with independent intellectual property rights, including atmospheric sampling instruments, particulate matter samplers, dust sampling instruments, multi gas emergency monitoring instruments, smoke and dust detection and analysis instruments, portable AC/DC power supply series, etc. The enterprise specializes in the development and research of various environmental monitoring instruments, committed to the standardization and modernization of environmental science. The product has won the market with high and reliable quality, continuously gaining the trust of customers at all levels and receiving unanimous praise from a large number of customers. The company has strong technical research and development capabilities and a high-quality marketing team. More than 90% of its employees have a bachelor's degree or above, focusing on the development and production of high-end environmental monitoring instruments with independent intellectual property rights. The products have obtained multiple utility model patents and software copyrights. Since its establishment, the company has strictly followed the modern enterprise system for management, adhering to the concept of "technology is the core, quality is fundamental, service is the soul, and innovation is the future", and continuously providing customers with high-quality services through flexible market mechanisms. Relying on service centers stationed throughout the country, a rich, fast, and efficient after-sales service network has been formed. Professional engineers are stationed to provide on-site services, with 24-hour continuous online and fast response. The company has established a comprehensive management file for the products sold, which records in detail the technical status, parameters, software versions, replaced parts, and maintenance personnel of the products during factory production, maintenance, and regular inspections. With closer and more caring services, the company has won the long-term trust of customers. Qingdao Tuowei Intelligent Instrument Co., Ltd. is willing to work together with friends from all walks of life to create a better tomorrow for China's environmental protection cause!