Jinan Dongshan Mine Equipment Co., Ltd. is located in Spring City --- Jinan, is an independent research and development, production, sales and maintenance of high-tech enterprises of mining equipment and automation systems based industry. Main products are various models of mine throttle series: locking means (pneumatic locking, mechanical locking devices); automatic throttle control system; mine throttle lockout state audible alarm interlock device; car stop; lamp charging management system, lamp charging rack (cabinet), air pressure, self-help devices, mine water safety equipment. We spirit of "quality to survive in order to strict refinement to the letter-seeking" principle, relying on Shandong University, Shandong Province Coal Institute of Science and other teaching and research institutions, the implementation of total quality management, continuous technological updating, excellence; commitment limited service as always, committed to provide customers with better products, better services quickly and efficiently, creating value for customers, and you create a better future!