2024 年中国出口 70.7 亿美元，出口到 205 个国家，最大买家 KOR（—美元）。 同比 +8.4%。
| 年份 | 中国出口 | 目的国数 |
|---|---|---|
| 2022 | 61.7 亿 | — |
| 2023 | 65.2 亿 | 203 |
| 2024 | 70.7 亿 | 205 |
| HS6 | 名称 |
|---|---|
| 903110 | 903110 - Machines; for balancing mechanical parts |
| 903120 | 903120 - Test benches |
| 903130 | Profile projectors |
| 903140 | 903140 - Optical instruments and appliances, nes |
| 903141 | 903141 - Optical instruments and appliances; for inspecting semiconduc |
| 903149 | 903149 - Optical instruments and appliances; for measuring or checking |
| 903180 | 903180 - Instruments, appliances and machines; for measuring or checki |
| 903190 | 903190 - Instruments, appliances and machines; parts and accessories f |