53 results
6-K
EX-99.2
TANH
Tantech Holdings Ltd
5 Dec 23
Current report (foreign)
8:00am
operating subsidiaries, we are now engaging in research, development, production and distribution of various charcoal products and vehicles, as well … expenses
Research and development expenses
Total operating expenses
Income from operations
Other income (expenses)
Chang in fair value of convertible
6-K
EX-99.1
TANH
Tantech Holdings Ltd
5 Dec 23
Current report (foreign)
8:00am
company established under the laws of the British Virgin Islands on November 9, 2010. Tantech engages in the research and development, production … ., Ltd. (“Lishui Smart”)
November 16, 2020
Lishui, Zhejiang Province, China
100% by Lishui Tantech
Research, development and manufacturing new energy
424B5
TANH
Tantech Holdings Ltd
30 Jun 23
Prospectus supplement for primary offering
4:05pm
related to EDLC carbon and the equipment for research and development and production. The Buyer paid Tantech a total purchase price of RMB 16 million … , including offices and EDLC carbon research and development and production facilities, to the Buyer, subject to a concession of a free leasehold
424B5
TANH
Tantech Holdings Ltd
28 Jun 23
Prospectus supplement for primary offering
5:27pm
to the Buyer all of its intellectual property rights related to EDLC carbon and the equipment for research and development and production. The Buyer paid … in 2018; and (d) Tantech will lease its office space, including offices and EDLC carbon research and development and production facilities, to the Buyer
6-K
EX-99.1
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28 Dec 22
Current report (foreign)
8:35am
6-K
EX-99.2
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28 Dec 22
Current report (foreign)
8:35am
424B5
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18 Mar 22
Prospectus supplement for primary offering
6:02am
424B5
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16 Mar 22
Prospectus supplement for primary offering
6:11am
424B5
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6 Dec 21
Prospectus supplement for primary offering
5:28pm
424B5
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2 Dec 21
Prospectus supplement for primary offering
6:02am
6-K
EX-99.2
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22 Oct 21
Current report (foreign)
5:10pm
6-K
EX-99.3
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22 Oct 21
Current report (foreign)
5:10pm
6-K
EX-99.1
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22 Oct 21
Current report (foreign)
5:10pm
424B3
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28 Dec 20
Prospectus supplement
5:01pm