Urban rail transit equipment manufacturing; Rail transit special equipment, key systems and parts sales; Narrow gauge locomotive and vehicle manufacturing; Railway locomotive and vehicle parts sales; Railway locomotive and vehicle sales; Railway locomotive and vehicle parts manufacturing; Ordinary open-air amusement park amusement equipment manufacturing (excluding large amusement rides); Ordinary open-air amusement park amusement equipment sales; Special equipment sales; Teaching models and teaching aids manufacturing; Planning and design management; Engineering technical services (excluding planning management, survey, design, supervision); Leisure and entertainment equipment rental; Scenic area management; Famous scenic spot management; Urban park management; Import and export of goods. Licensed items: Railway locomotive and vehicle design; Railway locomotive and vehicle manufacturing; Railway locomotive and vehicle maintenance; Special equipment design; Special equipment manufacturing; Special equipment installation, modification and repair; Large amusement ride manufacturing; Urban public transport; Surveying and mapping services; Construction engineering design; Construction engineering construction.