Manufacturing, sales and maintenance of emergency rescue equipment, firefighting equipment, flood control and drought relief equipment, life-saving equipment, forestry machinery, garden machinery, plant protection machinery, environmental protection equipment, communication equipment; processing and sales of clothing, shoes and hats, hardware tools, tents; earthquake mine rescue equipment, mechanical equipment, security products, testing equipment, electronic products, computer software and hardware and peripherals Sales of auxiliary equipment, office supplies, outdoor supplies, lighting equipment, instruments, general labor protection supplies, protective supplies, drones and auxiliary equipment, automobiles, motorcycles and accessories; research and development and consulting of emergency rescue technology; self-operated and agent import and export business of various commodities and technologies (except for commodities and technologies that are restricted by the state or prohibited from import and export).