SMJGS.SMJGS has a history spanning over 80 years. With a registered capital of 240 million yuan, the company boasts total assets of approximately 2.5 billion yuan and occupies a site area of 420,000 square meters. It currently employs over 1,300 staff members. SMJGS's product portfolio primarily encompasses three major segments: coal mining machinery, specialized vehicles, and exploration equipment. Coal mining equipment primarily includes: tunneling and support machinery such as roadheaders, combined roadheader-roof bolters, drilling machines, and bolting rigs; roadway maintenance equipment like roadway repair machines; auxiliary transport equipment including diesel-powered and pure electric monorail cranes, rail-guided vehicles, and rack-and-pinion vehicles; underground sanitation vehicles such as roadway sweepers and wall/pipeline cleaning vehicles. Specialized vehicle products encompass truck-mounted crane transport vehicles and sanitation vehicles. Truck-mounted cranes primarily include straight-arm and telescopic-arm hydraulic cranes, as well as ship-mounted, trenchless, log-handling, and specialized hydraulic cranes. Sanitation vehicles comprise over 70 models across three major series: road sweepers, waste collection and transport vehicles, and cleaning/dust suppression vehicles. Exploration equipment primarily includes engineering drilling rigs, petroleum drilling rigs, water source drilling rigs, and supporting mud pumps, derricks, etc. SMJGS products are widely applied across industries and fields such as coal mining, geology, petroleum, transportation, construction, forestry, and environmental sanitation. Key products encompass: fully mechanized mining equipment, rock tunnel drilling and loading equipment, roadway support equipment, auxiliary transportation equipment, drilling equipment, crane equipment, sanitation vehicles, electronic control products, and hydraulic components.