Entity Type
Company
Filer Snapshot
Longduoduo Co Ltd SEC EDGAR Filings
SEC filings, ownership reports, and insider transactions for CIK 0001892316.
Total Filings
71
Latest Filing
09 Feb 2026
Industry
Services Health Services
- Symbol
- LDDD on OTC
- Business address
- G3 5 8016, Shui'an Town, Ruyi Headquarte, Hohhot Economic Development Zone, Hohhot, 010000
- State of incorporation
- NV
- Fiscal year end
- 30 June
Filer Overview
Longduoduo Co Ltd has filed 71 SEC EDGAR filings since 10 Nov 2021. Common forms include 10-Q, 10-K, 8-K, UPLOAD and more.
Latest Filings
Recent SEC filings for Longduoduo Co Ltd with direct links to document and filing folders.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | QUARTERLY REPORT | 09 Feb 2026 | 31 Dec 2025 | 000-56615 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | QUARTERLY REPORT | 12 Nov 2025 | 30 Sep 2025 | 000-56615 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | ANNUAL REPORT | 26 Sep 2025 | 30 Jun 2025 | 000-56615 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | QUARTERLY REPORT | 14 May 2025 | 31 Mar 2025 | 000-56615 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | CURRENT REPORT | 11 Apr 2025 | 02 Apr 2025 | 000-56615 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | CURRENT REPORT | 10 Mar 2025 | 10 Mar 2025 | 000-56615 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | QUARTERLY REPORT | 14 Feb 2025 | 31 Dec 2024 | 000-56615 |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 03 Feb 2025 | 000-56615 | ||
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 31 Jan 2025 | 25 Sep 2024 | |
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 27 Jan 2025 | |||
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 24 Jan 2025 | 000-56615 | ||
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 15 Jan 2025 | 10 Mar 2025 | 000-56615 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | CURRENT REPORT | 31 Dec 2024 | 30 Dec 2024 | 000-56615 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | QUARTERLY REPORT | 14 Nov 2024 | 30 Sep 2024 | 000-56615 |
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 15 Oct 2024 | |||
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | ANNUAL REPORT | 15 Oct 2024 | 30 Jun 2024 | 000-56615 |
| NT 10-K | Open NT 10-K document | View SEC filing for NT 10-K | NOTIFICATION OF LATE FILING | 30 Sep 2024 | 30 Jun 2024 | 000-56615 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | CURRENT REPORT | 30 Sep 2024 | 25 Sep 2024 | 000-56615 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | CURRENT REPORT | 16 Aug 2024 | 12 Aug 2024 | 000-56615 |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 28 Jun 2024 | 333-260951 | ||
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 31 May 2024 | 333-260951 | ||
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | QUARTERLY REPORT | 09 May 2024 | 31 Mar 2024 | 000-56615 |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 18 Apr 2024 | 333-260951 | ||
| 8-K/A | Open 8-K/A document | Open XBRL data | View SEC filing for 8-K/A | AMENDMENT NO. 1 TO FORM 8-K | 27 Mar 2024 | 16 Jun 2023 | 000-56615 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | CURRENT REPORT | 29 Feb 2024 | 29 Feb 2024 | 000-56615 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | QUARTERLY REPORT | 07 Feb 2024 | 31 Dec 2023 | 000-56615 |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 12 Jan 2024 | 000-56615 | |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 12 Jan 2024 | 29 Feb 2024 | 000-56615 |
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 27 Dec 2023 | 27 Nov 2023 | |
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 13 Dec 2023 | 27 Nov 2023 | |
| SC 13D | Open SC 13D document | View SEC filing for SC 13D | SCHEDULE 13D | 12 Dec 2023 | 005-94254 | |
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 11 Dec 2023 | 27 Nov 2023 | |
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 11 Dec 2023 | 27 Nov 2023 | |
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 11 Dec 2023 | 27 Nov 2023 | |
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 11 Dec 2023 | 27 Nov 2023 | |
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 11 Dec 2023 | 27 Nov 2023 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | CURRENT REPORT | 04 Dec 2023 | 29 Nov 2023 | 000-56615 |
| 8-A12G | Open 8-A12G document | View SEC filing for 8-A12G | FOR REGISTRATION OF CERTAIN CLASSES | 27 Nov 2023 | 000-56615 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | QUARTERLY REPORT | 20 Nov 2023 | 30 Sep 2023 | 333-260951 |
| NT 10-Q | Open NT 10-Q document | View SEC filing for NT 10-Q | NOTIFICATION OF LATE FILING | 14 Nov 2023 | 30 Sep 2023 | 333-260951 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | ANNUAL REPORT | 14 Nov 2023 | 30 Jun 2023 | 333-260951 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | CURRENT REPORT | 06 Oct 2023 | 29 Sep 2023 | 333-260951 |
| NT 10-K | Open NT 10-K document | View SEC filing for NT 10-K | NOTIFICATION OF LATE FILING | 28 Sep 2023 | 30 Jun 2023 | 333-260951 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | CURRENT REPORT | 27 Sep 2023 | 21 Sep 2023 | 333-260951 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | CURRENT REPORT | 22 Aug 2023 | 06 Jun 2023 | 333-260951 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | CURRENT REPORT | 30 Jun 2023 | 16 Jun 2023 | 333-260951 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | QUARTERLY REPORT | 22 May 2023 | 31 Mar 2023 | 333-260951 |
| NT 10-Q | Open NT 10-Q document | View SEC filing for NT 10-Q | NOTIFICATION OF LATE FILING | 15 May 2023 | 31 Mar 2023 | 333-260951 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | CURRENT REPORT | 02 Mar 2023 | 02 Mar 2023 | 333-260951 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | QUARTERLY REPORT | 14 Feb 2023 | 31 Dec 2022 | 333-260951 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | QUARTERLY REPORT | 30 Nov 2022 | 30 Sep 2022 | 333-260951 |
| NT 10-Q | Open NT 10-Q document | View SEC filing for NT 10-Q | NOTIFICATION OF LATE FILING | 14 Nov 2022 | 30 Sep 2022 | 333-260951 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | ANNUAL REPORT | 13 Oct 2022 | 30 Jun 2022 | 333-260951 |
| NT 10-K | Open NT 10-K document | View SEC filing for NT 10-K | NOTIFICATION OF LATE FILING | 28 Sep 2022 | 30 Jun 2022 | 333-260951 |
| EFFECT | Open EFFECT document | View SEC filing for EFFECT | 02 Aug 2022 | 333-260951 | ||
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 29 Jul 2022 | |||
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 29 Jul 2022 | |||
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 28 Jul 2022 | |||
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 29 Jun 2022 | |||
| S-1/A | Open S-1/A document | View SEC filing for S-1/A | AMENDMENT NO. 4 TO FORM S-1 | 29 Jun 2022 | 333-260951 | |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 16 Jun 2022 | |||
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 08 Jun 2022 | |||
| S-1/A | Open S-1/A document | View SEC filing for S-1/A | AMENDMENT NO. 3 TO FORM S-1 | 08 Jun 2022 | 333-260951 | |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 03 May 2022 | |||
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 18 Apr 2022 | |||
| S-1/A | Open S-1/A document | View SEC filing for S-1/A | AMENDMENT NO. 2 TO FORM S-1 | 18 Apr 2022 | 333-260951 | |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 04 Feb 2022 | |||
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 21 Jan 2022 | |||
| S-1/A | Open S-1/A document | View SEC filing for S-1/A | AMENDMENT NO. 1 TO FORM S-1 | 21 Jan 2022 | 333-260951 | |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 07 Dec 2021 | |||
| S-1 | Open S-1 document | View SEC filing for S-1 | REGISTRATION STATEMENT | 10 Nov 2021 | 333-260951 |
About this filer
Longduoduo Co Ltd files with the SEC under CIK 0001892316. This page aggregates EDGAR filings and related ownership activity.
Industry: Services Health Services.
FAQ
- What is a CIK?
- A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
- Why are some filings missing?
- New filings appear as the SEC updates EDGAR, and older records can vary by availability.
- How often is this page updated?
- Updates follow new EDGAR submissions and periodic data refreshes.