TANCHENG GROUP CO., LTD.

Symbol
QSJC on OTC
Industry
Services Computer Programming, Data Processing, Etc. (Office Of Technology)
Business address
No.32, Huili Township, Jiaocheng County,, Shanxi Province, Lvliang City, China, 030500
State of incorporation
NV
Fiscal year end
31 December
Former names
BIGEON CORP. (to 12 Dec 2022)
⭐ Add to watchlist ⭐
Get insider transactions for this issuer
TANCHENG GROUP CO., LTD. has filed 55 SEC EDGAR filings since 14 Dec 2018

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
10-Q Open Document | Data Open Filing FORM 10-Q FOR SEP 2025 14 Nov 2025 30 Sep 2025 000-56590
10-Q Open Document | Data Open Filing FORM 10-Q FOR JUN 2025 14 Aug 2025 30 Jun 2025 000-56590
10-Q Open Document | Data Open Filing FORM 10-Q FOR MAR 2025 13 May 2025 31 Mar 2025 000-56590
10-K Open Document | Data Open Filing FORM 10-K FOR 2024 26 Mar 2025 31 Dec 2024 000-56590
10-Q Open Document | Data Open Filing FORM 10-Q FOR SEPT 2024 14 Nov 2024 30 Sep 2024 000-56590
10-Q Open Document | Data Open Filing FORM 10-Q FOR JUNE 2024 14 Aug 2024 30 Jun 2024 000-56590
10-Q Open Document | Data Open Filing FORM 10-Q FOR 3/31/24 15 May 2024 31 Mar 2024 000-56590
SC 13G Open Document Open Filing SCHEDULE 13G 04 Apr 2024 005-94487
SC 13G Open Document Open Filing SCHEDULE 13G 04 Apr 2024 005-94487
10-K Open Document | Data Open Filing FORM 10-K FOR 12-31-23 29 Mar 2024 31 Dec 2023 000-56590
10-Q Open Document | Data Open Filing QUARTERLY REPORT 13 Nov 2023 30 Sep 2023 000-56590
8-K/A Open Document | Data Open Filing CURRENT REPORT AMENDMENT 1 13 Nov 2023 12 Oct 2023 000-56590
3 Open Document Open Filing 25 Oct 2023 12 Oct 2023
3 Open Document Open Filing 25 Oct 2023 12 Oct 2023
8-K Open Document | Data Open Filing FORM 8-K 12 Oct 2023 12 Oct 2023 000-56590
3 Open Document Open Filing 01 Sep 2023 25 Aug 2023
3 Open Document Open Filing 30 Aug 2023 25 Aug 2023
8-A12G Open Document Open Filing FORM 8-A12G 25 Aug 2023 000-56590
10-Q Open Document | Data Open Filing QUARTERLY REPORT 14 Aug 2023 30 Jun 2023 333-228803
10-Q Open Document | Data Open Filing FORM 10-Q 15 May 2023 31 Mar 2023 333-228803
8-K Open Document | Data Open Filing CURRENT REPORT 21 Apr 2023 11 Apr 2023 333-228803
8-K Open Document | Data Open Filing CURRENT REPORT 24 Mar 2023 20 Mar 2023 333-228803
10-KT Open Document | Data Open Filing TRANSITION REPORT 28 Feb 2023 31 Dec 2022 333-228803
10-Q Open Document | Data Open Filing FORM 10-Q 15 Dec 2022 31 Oct 2022 333-228803
8-K Open Document | Data Open Filing FORM 8-K 13 Dec 2022 17 Oct 2022 333-228803
8-K Open Document | Data Open Filing CURRENT REPORT 12 Dec 2022 09 Dec 2022 333-228803
10-K Open Document | Data Open Filing 21 Sep 2022 31 Jul 2022 333-228803
8-K Open Document | Data Open Filing 09 Sep 2022 31 Aug 2022 333-228803
10-Q Open Document | Data Open Filing 08 Jun 2022 30 Apr 2022 333-228803
10-Q Open Document | Data Open Filing 16 Mar 2022 31 Jan 2022 333-228803
10-Q Open Document | Data Open Filing 06 Dec 2021 31 Oct 2021 333-228803
10-K Open Document | Data Open Filing 08 Oct 2021 31 Jul 2021 333-228803
10-Q Open Document | Data Open Filing 07 Jun 2021 30 Apr 2021 333-228803
10-Q Open Document | Data Open Filing 11 Mar 2021 31 Jan 2021 333-228803
10-Q Open Document | Data Open Filing 09 Dec 2020 31 Oct 2020 333-228803
10-K Open Document | Data Open Filing 05 Oct 2020 31 Jul 2020 333-228803
10-Q Open Document | Data Open Filing FORM 10-Q 08 Jun 2020 30 Apr 2020 333-228803
EFFECT Open Document Open Filing 10 Mar 2020 333-228803
POS AM Open Document Open Filing 05 Mar 2020 333-228803
10-Q Open Document | Data Open Filing FORM 10-Q 21 Feb 2020 31 Jan 2020 333-228803
10-Q Open Document | Data Open Filing FORM 10-Q 03 Dec 2019 31 Oct 2019 333-228803
10-K Open Document | Data Open Filing FORM 10-K 16 Sep 2019 31 Jul 2019 333-228803
10-Q Open Document | Data Open Filing FORM 10-Q 14 Jun 2019 30 Apr 2019 333-228803
EFFECT Open Document Open Filing 23 May 2019 333-228803
CORRESP Open Document Open Filing 21 May 2019
S-1/A Open Document Open Filing FORM S-1/A 13 May 2019 333-228803
S-1/A Open Document Open Filing S-1/A 30 Apr 2019 333-228803
S-1/A Open Document Open Filing FORM S-1/A 24 Apr 2019 333-228803
S-1/A Open Document Open Filing S-1/A 08 Apr 2019 333-228803
UPLOAD Open Document Open Filing 04 Apr 2019
S-1/A Open Document Open Filing FORM S-1 AMENDMENT 2 20 Mar 2019 333-228803
UPLOAD Open Document Open Filing 07 Mar 2019
S-1/A Open Document Open Filing FORM S-1/A 15 Feb 2019 333-228803
UPLOAD Open Document Open Filing 04 Feb 2019
S-1 Open Document Open Filing FORM S-1 14 Dec 2018 333-228803