The city of shenzhen has been registered at one 411-2 in the fukuda district of shenzhen city, in the area of the 3-way fibre-optic industry. The registration authority is the fukuda bureau, with legal representatives, and its operations include the following: the development and sale of printing oil, stamped materials, stamped equipment; the sale of handicrafts, office supplies; the engraving of non-licensed seals (without the approval of the public security sector); domestic trade; and the import and export of goods and technology