通信 tōng xìn
“to correspond (by letter etc); to communicate; communication”
verb / noun, verb2021 list level 3
新HSK等级2025 HSK 3.0 syllabus level
通信 appears in the November 2025 exam syllabus in the following numbered entry. Levels refer to the listed reading and use, not every meaning.
- Entry 4906: 通信 tōngxìn — Level 6; official annotation 6 (动). PDF page 202
Separate from the HSK 2.0 and 2021 list labels above. Compare the three lists.