Zhangzi (Shandong) Equipment Technology Co., Ltd. Is a professional enterprise engaged in the R&D, production, sales, and technical services of mine electrical automation, informatization, and intelligence. The company has a registered capital of 30 million yuan. The enterprise possesses a professional R&D team, providing advanced automation and intelligent products as well as full-process solutions for industrial and mining enterprises. The company relies on research universities such as the Emergency Management University, China University of Mining and Technology, and Shandong University of Science and Technology, engaging in independent technological R&D, introduction of advanced foreign technologies, and transformation and promotion of advanced achievements.

The company has established offices or branches in Shaanxi, Inner Mongolia, Ningxia, Zhejiang, Chongqing, and other locations. The company has a sound management structure and has obtained relevant certifications for occupational health and safety management systems, quality management systems, and environmental management systems. It has successively researched and developed the regulatory department command center smart supervision platform, intelligent mine integrated control platform, open-pit coal mine intelligent integrated control platform, non-coal mine integrated control platform, transparent geological assurance system, major data upload system, equipment online monitoring and fault diagnosis system, equipment lifecycle management system, and AI video graphic analysis system. Complete automation systems for pump rooms, belt conveyors, hoists, air compressors, local fans, substations, and coal washing plants. Intelligent mine ventilation systems can be customized according to the mine and ventilation system. To better ensure workers' safety, a personnel health and positioning platform has been developed, along with the research and production of explosion-proof vehicle exhaust purification devices and explosion-proof vehicle automatic fire extinguishing devices.

At the same time, they developed intelligent charging cabinets for mining lamps and multifunctional gas calibration stations.