Coal machine products the company has obtained a number of national safety standard center issued coal mine equipment safety standard certificate and mining machinery maintenance certificate, products include EBZ320 boring machine, EBZ260 boring machine, EBZ200 roadheader and EBZ160 roadheader, etc. Among coal machine products, the group has more than 20 utility model patent certificates, and can produce more than 100 boring machine products annually. Company production of hard rock excavator series products set drilling, cutting, loading, walking, electronic operation and other five functions as one, not only suitable for arbitrary shape section of coal and semi-coal rock roadway excavation, but also can be used for copper, iron, gold and other metal mines of hard rock roadway mining; It has opened up a precedent in history and realized an innovation of combining drilling and drilling function technology. The product adopts computer aided design, compact structure, good stability; It has replaced the original blasting production mode, improved the mining safety and greatly reduced the mining cost. The key parts and dynamic seal are imported with high quality products to ensure reliable performance of the whole machine; It has the characteristics of modular assembly and convenient transportation and assembly. The maximum cutting hardness of the machine has reached F13, which is the world's leading level. At the same time, it has many world-leading patent technologies such as hard rock roadheader, large slope roadheader, intelligent retractable shovel applied in roadheader, 100-meter remote wireless remote control and so on.