Shandong Dory Electronic Technology Co., Ltd. is located in Jinan high-tech industrial zone and is a high-tech enterprise with strong technology. The company has been committed to technical research and development and consulting services for gas detection and alarm instruments, cloud service systems, instrumentation, automation control systems and safety protection system software for many years. It has self-support import and export qualifications and passed the international quality management system ISO9001:2015 certification. And has a number of product design patent certificates. The company's products have obtained the national measurement instrument type approval certificate, the national manufacturing measurement instrument production license, the national explosion-proof electrical certificate, the Ministry of Public Security compulsory product certification (3C certification) and other authoritative institutions certificates. Products are widely used in petroleum, chemical, metallurgy, coal, power, electronics, medicine, food, agriculture, gas, refrigeration, coal, municipal engineering, sewage treatment, biological sciences, aerospace, home security and health and scientific research institutions, And has established extensive cooperative relations with a number of university laboratories. With the mission of "Let the world be less dangerous", the company is driven by "technology leads the future, innovation drives development", with the aim of "being a company with a conscience and a company that is meaningful to the society". "For the service concept, "Dorui is born for safety" as the fundamental, pioneering and innovative, keep making progress, and climb the peak! I believe that Dorri's efforts can make the safety concept rooted in every corner of the world! Sincerely welcome people from all walks of life to come to guide, discuss cooperation and seek common development!