The registration authority is the market supervision authority of yongja county, represented by a legal person, and includes licensed projects: the manufacture of large recreational facilities (projects subject to the approval of the relevant authorities, subject to the approval of the law, may operate only on the basis of the approval of the project). General items: manufacture of recreational equipment in ordinary open-air playgrounds (excluding large-scale recreational facilities); sale of recreational equipment in ordinary open-air playgrounds; manufacture of teaching models and teaching aids; sale of teaching models and teaching aids; manufacture of toys; sale of toys; manufacture of mother-and-child goods; sale of mother-child goods; manufacture of rubber products; sale of rubber products; manufacture of plastics; sale of plastics; manufacture of sports and equipment; retailing of sports and equipment; manufacture of hardware products; retail trade in hardware products; manufacture of furniture; sale of furniture; manufacture of clothing; retail sale of clothing and clothing; manufacture of wood products in japanese use; sale of wood products in japanese use; manufacture of moulds; sale of moulds; sale of construction materials; manufacture of handicrafts and ceremonial items (except for elephants and their products); sale of handicrafts and ceremonial goods (except for elephants and their products); manufacture of glass fibres; sale of glass fibres; sale of plastics on the internet (in addition to the products that require authorization under the law to operate on an autonomous basis of a licence)。