In shenzhen city, the registered address of korreton technology ltd. Is 1007a3, located on the street of sakada, in the lungang district of shenzhen city, and on the 10th floor of the yuntung centre of the yuntung science and technology building in shenzhen city. The registered body is the dragon post supervisory authority of the shenzhen city market supervision authority, representing wang jianhui, whose activities include the development of electronic products; the purchase and sale of electronic devices, household appliances and office supplies; domestic trade (other than specialized, exclusive and specialized commodities); the import and export of goods, technology (with the exception of projects prohibited by law, administrative regulations and decisions of the state council; restricted projects require authorization to operate); the sale and maintenance of smart security equipment, communications equipment and equipment; and the manufacture of electronic products。