Jinan Dingjusheng Electronic Technology Co., Ltd. 15064121956 is a company specializing in gas detection instruments, positive pressure fire-fighting air respirators, air respirator filling pumps, protective clothing and other safety protection products. Since its establishment, the company has always adhered to the principle of "customer satisfaction as the main purpose, global human safety as the mission, relying on advanced technology, professional research and development, production and sales of combustible gas alarm devices, toxic and harmful gas alarm devices. The company maintains long-term friendly cooperation with well-known national brands such as the United Kingdom, the United States, Canada, Mexico, Germany, etc. The company adheres to the policy of" cooperation and mutual benefit "and welcomes customers from all over the world to negotiate cooperation. For many years, the company has been committed to the market promotion, application integration, and technical research and development of products related to combustible gas concentration monitoring, alarm, and linkage systems. The products are widely used in industries such as gas, petroleum, chemical, coal, electricity, pharmaceuticals, metallurgy, coking, etc., and have been sold to more than 20 provinces and cities, achieving good performance and gaining the favor of customers. It has become a well-known enterprise in the security industry. The company's products have successfully passed the ISO9001:2000 quality system certification; Obtain the formal recognition certificate for fire products issued by the National Fire Product Qualification Assessment Center; Having a production license for measuring instruments issued by the national quality and technical supervision department.