Zheng xue-sheng, a legal person, is represented by zheng xue-sheng, who operates under licence items such as printing of printed packaging, printing of publications and printing of printed materials. (projects subject to legal authorization and subject to the approval of the relevant authorities to carry out business activities, which are subject to the approval of the relevant department or licence) general projects: the manufacture of paper products; the manufacture of plastics; the sale of paper products; the sale of plastics; packaging services; the sale of packaging materials and products; the sale of office supplies; the retail sale of hardware products; the sale of metal products; the sale of electronic products; the sale of handicrafts and ceremonial goods (except for ivory and its products); the sale of chemical products (other than licensed chemical products); the sale of daily goods; the sale of needle textiles; the sale of paper and pulp; the sale of soft wood products; the sale of bamboo products; the retail sale of stationery; the sale of recreational and recreational goods; the sale of machinery equipment; the production of graphic design; conference and exhibition services; technical services, technology development, technical advice, technology exchange, technology transfer and technology promotion; the import and export of goods; and the import and export of technology. (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)