Manufacturing of special equipment; production of Class II medical devices; production of sanitary products and disposable medical supplies; production of medical masks; import and export of goods; import and export of technology. General projects: general equipment manufacturing (excluding special equipment manufacturing); motor manufacturing; generators and generator sets manufacturing; motorcycle parts manufacturing; moped manufacturing; automobile parts and accessories manufacturing; manufacturing of specialized machinery for agriculture, forestry, animal husbandry, and fishery; pumps and vacuum equipment manufacturing; metal cutting and welding equipment Manufacturing of equipment; manufacturing of pneumatic and electric tools; manufacturing of metal cutting machine tools; manufacturing of electric motors; production of daily masks (non-medical); wholesale of medical masks; production of labor protection supplies; wholesale of protective supplies for medical staff; manufacturing of material handling equipment; sales of daily masks (non-medical); and manufacturing of plastic products.