Wholesale of clothing; manufacturing of clothing; manufacturing of leather shoes; wholesale of shoes; manufacturing of plastic shoes; manufacturing of rubber shoes; manufacturing of leather clothing; wholesale of leather and leather products; manufacturing of suitcases and bags (bags); wholesale of boxes and bags; wholesale of textiles, knitwear and raw materials; manufacturing and processing of hardware accessories; wholesale of hardware products; manufacturing of daily metal miscellaneous goods; daily utensils and daily miscellaneous goods Wholesale of goods; manufacturing of general labor protection supplies; wholesale of labor protection supplies; manufacturing of fire fighting equipment and equipment; wholesale of fire fighting equipment and equipment; sales of radiation protection equipment; research, development and design of radiation protection equipment; installation and maintenance of radiation protection equipment; manufacturing of safety technology prevention products; manufacturing of traffic safety, control and similar special equipment ; Manufacturing of security inspection instruments; manufacturing of computer information security equipment; manufacturing of security smart card equipment and systems; wholesale of security technology prevention products; engineering services for security monitoring and anti-theft alarm systems; technical research and development of police equipment and equipment; manufacturing of supply meters and other general instruments; manufacturing of components and devices for general and special instruments Manufacturing; sales of general machinery and equipment; wholesale of communication equipment and supporting equipment; wholesale of communication terminal equipment; manufacturing of communication system equipment; manufacturing of communication terminal equipment; monitoring system engineering installation services; manufacturing of lightning protection equipment; manufacturing of electrical accessories, power distribution or control equipment parts; manufacturing of film and television recording and playback equipment; manufacturing of smart wearable devices; software wholesale; software Development; manufacturing of lighting fixtures; wholesale of lighting fixtures and decorative items; sales of security equipment; sales of lightning protection equipment; wholesale of instruments and meters; intelligent machine system production; intelligent installation engineering services; intelligent machine system technical services; information system integration services; security technology prevention system design, construction, and maintenance; security system monitoring services; environmental protection equipment wholesale Development; sales of artificial intelligence hardware; sales of smart machine systems; sales of smart machines; wholesale of motorcycles; wholesale of motorcycle parts and accessories; business of non-licensed medical devices; retail of medical supplies and equipment (excluding drugs and medical devices); wholesale of electronic products; electronic product design services; import and export of goods (except for specialized products); technology import and export; Wholesale trade of goods (except for licensed products); Internet product sales (except licensed products); Manufacturing of leather gloves and leather decorative products; Manufacturing of other leather products; Manufacturing of special equipment for evidence collection and identification; Production of emergency rescue equipment; Manufacturing of special equipment for environmental protection; Sales of evidence collection and identification equipment; Technical research and technology of evidence collection and identification equipment Technology development; manufacturing of safety helmets and plastic rubber hats; manufacturing of metal safety helmets; manufacturing of special labor protection clothing; manufacturing of special labor protection supplies; production of police equipment and equipment; sales of police equipment and equipment; production of bullet-proof clothing; production of bullet-proof vests; production of stab-proof clothing; business of licensed medical equipment; production of explosive disposal clothing; production of explosive search clothing