The registration address of the changchun huamu instrument is a3-3-3006 of the changchun city's second district, with the registration authority being the second branch of the changchun city market supervisory authority, represented by a legal person, and covers general items: sale of instrument instruments; sale of special instrument instruments for environmental monitoring; sale of smart instrument instruments; sale of teaching equipment; sale of experimental analytical instruments; sale of electronic measuring instruments; sale of communications equipment; sale of electronic products; sale of electronic devices and equipment for mechanical and electrical components. (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)