37 results
6-K
EX-99.1
TANH
Tantech Holdings Ltd
24 Oct 23
Current report (foreign)
4:05pm
or remains incompetent after training or adjustment of the employee’s position in other limited cases. If we wish to terminate an employment
20-F/A
2021 FY
TANH
Tantech Holdings Ltd
23 Dec 22
Annual report (foreign) (amended)
9:25am
and establish appropriate approval procedures for all material and non-routine transactions.
Develop and conduct internal control training to executive
6-K
EX-99.1
TANH
Tantech Holdings Ltd
22 Nov 22
Current report (foreign)
4:11pm
written notice or one month’s wages in lieu of notice if the employee is incompetent or remains incompetent after training or adjustment
CORRESP
TANH
Tantech Holdings Ltd
12 Oct 22
Correspondence with SEC
12:00am
control training to executive officers, management personnel, and finance and accounting departments, so that management and key personnel understand
424B5
9xldu7d2kko6xkf
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-99.1
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8 Jun 21
Current report (foreign)
4:01pm
6-K
EX-99.1
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12 Aug 20
Current report (foreign)
8:24am
6-K
EX-10.1
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20 May 20
Current report (foreign)
4:30pm
6-K
EX-99.1
62y3ah0u8gg32p
27 Jun 19
Current report (foreign)
4:00pm
6-K
EX-99.1
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7 Nov 18
Current report (foreign)
6:03am