13 results
8-K
QSJC
Tancheng Group Co., LTD.
12 Dec 22
Changes in Registrant's Certifying Accountant
4:02pm
obligated to have an audit committee, it is the management’s view that such a committee, including a financial expert member, is an utmost important entity
POS AM
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5 Mar 20
Prospectus update (post-effective amendment)
2:25pm
10-K
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16 Sep 19
Annual report
12:51pm
S-1/A
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15 Feb 19
IPO registration (amended)
11:48am
S-1
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14 Dec 18
IPO registration
12:38pm
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