Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]:
SEC Accession No. 0001477932-25-003802
Filing Date
2025-05-15
Accepted
2025-05-15 16:06:01
Documents
150
Period of Report
2024-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 20-F tanh_20f.htm   iXBRL 20-F 2703307
2 DESCRIPTION OF SECURITIES tanh_ex22.htm EX-2.2 62297
3 EMPLOYMENT AGREEMENT tanh_ex41.htm EX-4.1 10649
4 EMPLOYMENT AGREEMENT tanh_ex42.htm EX-4.2 12633
5 EMPLOYMENT AGREEMENT tanh_ex43.htm EX-4.3 8978
6 EQUITY TRANSFER AGREEMENT tanh_ex412.htm EX-4.12 49447
7 ENGLISH TRANSLATION OF EQUITY TRANSFER AGREEMENT tanh_ex413.htm EX-4.13 43454
8 SUBSIDIARIES tanh_ex81.htm EX-8.1 51536
9 INSIDER TRADING POLICY tanh_ex112.htm EX-11.2 47400
10 CERTIFICATION tanh_ex121.htm EX-12.1 9966
11 CERTIFICATION tanh_ex122.htm EX-12.2 12649
12 CERTIFICATION tanh_ex131.htm EX-13.1 3750
13 CERTIFICATION tanh_ex132.htm EX-13.2 4955
14 CONSENT tanh_ex231.htm EX-23.1 1584
20 tanh_20fimg16.jpg GRAPHIC 30037
21 tanh_ex416img4.jpg GRAPHIC 19666
22 tanh_ex412img4.jpg GRAPHIC 13868
23 tanh_ex412img3.jpg GRAPHIC 13491
24 tanh_20fimg17.jpg GRAPHIC 16056
25 tanh_20fimg18.jpg GRAPHIC 9507
26 tanh_20fimg19.jpg GRAPHIC 27170
27 tanh_20fimg20.jpg GRAPHIC 19930
28 tanh_20fimg21.jpg GRAPHIC 46653
29 tanh_20fimg22.jpg GRAPHIC 27509
30 tanh_20fimg23.jpg GRAPHIC 33823
31 tanh_20fimg24.jpg GRAPHIC 60065
32 tanh_20fimg25.jpg GRAPHIC 24896
33 tanh_20fimg26.jpg GRAPHIC 23532
34 tanh_20fimg31.jpg GRAPHIC 55225
35 tanh_20fimg33.jpg GRAPHIC 59726
36 tanh_ex416img5.jpg GRAPHIC 22452
  Complete submission text file 0001477932-25-003802.txt   11461390

Data Files

Seq Description Document Type Size
15 XBRL TAXONOMY EXTENSION SCHEMA tanh-20241231.xsd EX-101.SCH 94489
16 XBRL TAXONOMY EXTENSION LABEL LINKBASE tanh-20241231_lab.xml EX-101.LAB 496284
17 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE tanh-20241231_cal.xml EX-101.CAL 92209
18 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE tanh-20241231_pre.xml EX-101.PRE 435271
19 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE tanh-20241231_def.xml EX-101.DEF 224958
154 EXTRACTED XBRL INSTANCE DOCUMENT tanh_20f_htm.xml XML 1408646
Mailing Address NO. 10 CEN SHAN RD, SHUIGE INDTRL ZONE LISHUI CITY ZHEJIANG F4 323000
Business Address NO. 10 CEN SHAN RD, SHUIGE INDTRL ZONE LISHUI CITY ZHEJIANG F4 323000 86 578 226 2309
TANTECH HOLDINGS LTD (Filer) CIK: 0001588084 (see all company filings)

EIN.: 000000000 | State of Incorp.: D8 | Fiscal Year End: 1231
Type: 20-F | Act: 34 | File No.: 001-36885 | Film No.: 25952745
SIC: 2860 Industrial Organic Chemicals
(CF Office: 08 Industrial Applications and Services)