Longduoduo Co Ltd

Symbol
LDDD on OTC
Industry
Services Health Services (Industrial Applications And Services)
Business address
G3 5 8016, Shui'an Town, Ruyi Headquarte, Hohhot Economic Development Zone, Inner Mongolia, China, 010000
Fiscal year end
June 30
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Longduoduo Co Ltd has filed 70 SEC EDGAR filings since 11/10/2021

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
10-Q Open Document | Data Open Filing QUARTERLY REPORT Nov 12, 2025 Sep 30, 2025 000-56615
10-K Open Document | Data Open Filing ANNUAL REPORT Sep 26, 2025 Jun 30, 2025 000-56615
10-Q Open Document | Data Open Filing QUARTERLY REPORT May 14, 2025 Mar 31, 2025 000-56615
8-K Open Document | Data Open Filing CURRENT REPORT Apr 11, 2025 Apr 2, 2025 000-56615
8-K Open Document | Data Open Filing CURRENT REPORT Mar 10, 2025 Mar 10, 2025 000-56615
10-Q Open Document | Data Open Filing QUARTERLY REPORT Feb 14, 2025 Dec 31, 2024 000-56615
UPLOAD Open Document Open Filing Feb 3, 2025 000-56615
3 Open Document Open Filing PRIMARY DOCUMENT Jan 31, 2025 Sep 25, 2024
CORRESP Open Document Open Filing Jan 27, 2025
UPLOAD Open Document Open Filing Jan 24, 2025 000-56615
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT Jan 15, 2025 Mar 10, 2025 000-56615
8-K Open Document | Data Open Filing CURRENT REPORT Dec 31, 2024 Dec 30, 2024 000-56615
10-Q Open Document | Data Open Filing QUARTERLY REPORT Nov 14, 2024 Sep 30, 2024 000-56615
CORRESP Open Document Open Filing Oct 15, 2024
10-K Open Document | Data Open Filing ANNUAL REPORT Oct 15, 2024 Jun 30, 2024 000-56615
NT 10-K Open Document Open Filing NOTIFICATION OF LATE FILING Sep 30, 2024 Jun 30, 2024 000-56615
8-K Open Document | Data Open Filing CURRENT REPORT Sep 30, 2024 Sep 25, 2024 000-56615
8-K Open Document | Data Open Filing CURRENT REPORT Aug 16, 2024 Aug 12, 2024 000-56615
UPLOAD Open Document Open Filing Jun 28, 2024 333-260951
UPLOAD Open Document Open Filing May 31, 2024 333-260951
10-Q Open Document | Data Open Filing QUARTERLY REPORT May 9, 2024 Mar 31, 2024 000-56615
UPLOAD Open Document Open Filing Apr 18, 2024 333-260951
8-K/A Open Document | Data Open Filing AMENDMENT NO. 1 TO FORM 8-K Mar 27, 2024 Jun 16, 2023 000-56615
8-K Open Document | Data Open Filing CURRENT REPORT Feb 29, 2024 Feb 29, 2024 000-56615
10-Q Open Document | Data Open Filing QUARTERLY REPORT Feb 7, 2024 Dec 31, 2023 000-56615
DEFA14A Open Document Open Filing DEFINITIVE ADDITIONAL MATERIALS Jan 12, 2024 000-56615
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT Jan 12, 2024 Feb 29, 2024 000-56615
3 Open Document Open Filing PRIMARY DOCUMENT Dec 27, 2023 Nov 27, 2023
3 Open Document Open Filing PRIMARY DOCUMENT Dec 13, 2023 Nov 27, 2023
SC 13D Open Document Open Filing SCHEDULE 13D Dec 12, 2023 005-94254
3 Open Document Open Filing PRIMARY DOCUMENT Dec 11, 2023 Nov 27, 2023
3 Open Document Open Filing PRIMARY DOCUMENT Dec 11, 2023 Nov 27, 2023
3 Open Document Open Filing PRIMARY DOCUMENT Dec 11, 2023 Nov 27, 2023
3 Open Document Open Filing PRIMARY DOCUMENT Dec 11, 2023 Nov 27, 2023
3 Open Document Open Filing PRIMARY DOCUMENT Dec 11, 2023 Nov 27, 2023
8-K Open Document | Data Open Filing CURRENT REPORT Dec 4, 2023 Nov 29, 2023 000-56615
8-A12G Open Document Open Filing FOR REGISTRATION OF CERTAIN CLASSES Nov 27, 2023 000-56615
10-Q Open Document | Data Open Filing QUARTERLY REPORT Nov 20, 2023 Sep 30, 2023 333-260951
NT 10-Q Open Document Open Filing NOTIFICATION OF LATE FILING Nov 14, 2023 Sep 30, 2023 333-260951
10-K Open Document | Data Open Filing ANNUAL REPORT Nov 14, 2023 Jun 30, 2023 333-260951
8-K Open Document | Data Open Filing CURRENT REPORT Oct 6, 2023 Sep 29, 2023 333-260951
NT 10-K Open Document Open Filing NOTIFICATION OF LATE FILING Sep 28, 2023 Jun 30, 2023 333-260951
8-K Open Document | Data Open Filing CURRENT REPORT Sep 27, 2023 Sep 21, 2023 333-260951
8-K Open Document | Data Open Filing CURRENT REPORT Aug 22, 2023 Jun 6, 2023 333-260951
8-K Open Document | Data Open Filing CURRENT REPORT Jun 30, 2023 Jun 16, 2023 333-260951
10-Q Open Document | Data Open Filing QUARTERLY REPORT May 22, 2023 Mar 31, 2023 333-260951
NT 10-Q Open Document Open Filing NOTIFICATION OF LATE FILING May 15, 2023 Mar 31, 2023 333-260951
8-K Open Document | Data Open Filing CURRENT REPORT Mar 2, 2023 Mar 2, 2023 333-260951
10-Q Open Document | Data Open Filing QUARTERLY REPORT Feb 14, 2023 Dec 31, 2022 333-260951
10-Q Open Document | Data Open Filing QUARTERLY REPORT Nov 30, 2022 Sep 30, 2022 333-260951
NT 10-Q Open Document Open Filing NOTIFICATION OF LATE FILING Nov 14, 2022 Sep 30, 2022 333-260951
10-K Open Document | Data Open Filing ANNUAL REPORT Oct 13, 2022 Jun 30, 2022 333-260951
NT 10-K Open Document Open Filing NOTIFICATION OF LATE FILING Sep 28, 2022 Jun 30, 2022 333-260951
EFFECT Open Document Open Filing Aug 2, 2022 333-260951
CORRESP Open Document Open Filing Jul 29, 2022
CORRESP Open Document Open Filing Jul 29, 2022
CORRESP Open Document Open Filing Jul 28, 2022
CORRESP Open Document Open Filing Jun 29, 2022
S-1/A Open Document Open Filing AMENDMENT NO. 4 TO FORM S-1 Jun 29, 2022 333-260951
UPLOAD Open Document Open Filing Jun 16, 2022
CORRESP Open Document Open Filing Jun 8, 2022
S-1/A Open Document Open Filing AMENDMENT NO. 3 TO FORM S-1 Jun 8, 2022 333-260951
UPLOAD Open Document Open Filing May 3, 2022
CORRESP Open Document Open Filing Apr 18, 2022
S-1/A Open Document Open Filing AMENDMENT NO. 2 TO FORM S-1 Apr 18, 2022 333-260951
UPLOAD Open Document Open Filing Feb 4, 2022
CORRESP Open Document Open Filing Jan 21, 2022
S-1/A Open Document Open Filing AMENDMENT NO. 1 TO FORM S-1 Jan 21, 2022 333-260951
UPLOAD Open Document Open Filing Dec 7, 2021
S-1 Open Document Open Filing REGISTRATION STATEMENT Nov 10, 2021 333-260951