Temporary inbound and outbound goods usually refer to international organizations, foreign governments, domestic and foreign enterprises, institutions, groups or individuals for the purpose of carrying out exchanges and cooperation in economy, technology, science, culture, education, sports, health, etc., as well as engineering construction and equipment maintenance.

Items such as goods that are temporarily transported into my country or out of the country with the approval of the customs and need to be re-exported or re-transported into the country. According to Article 3 of the "Administrative Measures of the Customs of the People's Republic of China on Temporary Entry and Exit Goods" (Order No. 233 of the General Administration of Customs), temporary entry and exit goods include:

(1) Goods displayed or used in exhibitions, trade fairs, conferences and similar activities;

(2) Performance and competition supplies used in cultural and sports exchange activities;

(3) Instruments, equipment and supplies used for news reporting or filming of movies and TV programs;

(4) Instruments, equipment and supplies used in scientific research, teaching and medical activities;

(5) The means of transport and special vehicles used in the activities listed in items (1) to (4) of this paragraph;

(6) Samples of goods;

(7) Instruments, equipment and supplies used in charitable activities;

(8) Instruments and tools for installation, debugging, testing and repairing of equipment;

(9) Packaging materials for the goods;

(10) Self-driving vehicles for travel and their supplies;

(11) Equipment, instruments and supplies used in the construction of the project;

(12) Test products, equipment and vehicles;

(13) Other temporary inbound and outbound goods stipulated by the General Administration of Customs. The document has special provisions on the scope of the above goods: "Exhibitions, trade fairs, conferences and similar events" means:

1. Trade, industry, agriculture, craft exhibitions, as well as trade fairs and expositions;

2. Exhibitions or conferences organized for charitable purposes;

3. Exhibitions or conferences organized to promote exchanges in science and technology, education, culture and sports, to carry out tourism activities or people-to-people friendship;

4. Conference of representatives of international organizations or international organizations;

5. Commemorative Congresses organized by the government.

"Exhibit" means:

1. The goods displayed at the exhibition;

2. Goods used for the demonstration of machines or appliances exhibited at the exhibition;

3. Set up construction materials and decorative materials for temporary booths;

4. Movies, slideshows, video tapes, audio tapes, manuals, advertisements, CD-ROMs, display equipment, etc. to promote and display goods;

5. Other goods for exhibition display. "Sample" refers to the sample of goods used for display, operation demonstration, reference for ordering, inspection and testing, but does not include the same goods imported or exported by the same consignee and consignee in excess of a reasonable quantity. "Equipment, instruments and supplies used in project construction" refers to the construction equipment, instruments and supplies in Sino-foreign cooperation projects that the foreign party brings into the country and the Chinese party does not need to pay external fees. "Other temporary inbound and outbound goods approved by the customs" refers to the temporary inbound and outbound goods approved by the customs that belong to key national projects and special needs. "Packaging material" means the material used in its original state for packaging, protecting, filling or separating goods and the device used for transportation, handling or stacking.