The registration address of xuzhou's hankang biotechnics ltd. Is located in nine villages in the town of mapo, copper hills, xuzhou city, and is represented by a legal person, zhang zhang zhang zhang, who operates on general projects: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; marketing of communications equipment; modelling; engineering and technical research and experimental development; sale of medical equipment in category i; sale of type ii medical devices; sale of instrumentation instruments; sale of optical instruments; sale of instruments for environmental monitoring; sale of electronic measuring instruments; sale of clocks and time meters; sale of smart instruments; sale of dies; retailing of electronic devices; sale of electronic products; sale of electronic products; sale of electronic products; sale of electrical appliances; and sale of household appliances (in addition to legally authorized projects, operating on an autonomous basis of a licence)