TANTECH HOLDINGS LTD Number of Operating Segments
TANTECH HOLDINGS LTD (TANH) reported Number of Operating Segments of 2 segment for the 12-month period ending 2021-12-31, per its 20-F/A filed 2023-01-17.
Discontinued › Notes
us-gaap:NumberOfOperatingSegments · last filed 2023-01-17
| Period end | Number of Operating Segments 6 month | Number of Operating Segments 12 month |
|---|---|---|
| 2021-12-31 | 2.00 segment 20-F/A · filed 2023-01-17 | |
| 2020-12-31 | 3.00 segment 20-F · filed 2021-04-27 | |
| 2020-06-30 | 3.00 segment 6-K · filed 2020-09-30 | |
| 2019-12-31 | 3.00 segment 20-F · filed 2020-06-30 |