Table 2.
The HS codes of the four selected commodities and their industrial chain links.
| Commodities | HS code | Industrial chain |
|---|---|---|
| Monocrystalline silicon wafers and other crystal chips used in the electronic industry (hereinafter referred to as semiconductor silicon wafers) | 381800 | Upstream |
| Semiconductor equipment | 8486 | Upstream |
| Electronic integrated circuit | 8542 | Midstream |
| Automatic data processor and its device (electronic computer and components) | 8471 | Downstream |