{"cik":"0002030834","entityType":"other","sic":"1520","sicDescription":"General Bldg Contractors - Residential Bldgs","ownerOrg":"05 Real Estate & Construction","insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":1,"name":"OneConstruction Group Ltd","tickers":["ONEG"],"exchanges":["Nasdaq"],"ein":"000000000","lei":null,"description":"","website":"","investorWebsite":"","category":"Non-accelerated filer
Emerging growth company","fiscalYearEnd":null,"stateOfIncorporation":"","stateOfIncorporationDescription":"","addresses":{"mailing":{"street1":"18 HARBOR ROAD","street2":"RM 6808A, 68/F, CENTRAL PLAZA","city":"WANCHAI","stateOrCountry":null,"zipCode":"999077","stateOrCountryDescription":null,"isForeignLocation":1,"foreignStateTerritory":null,"country":"Hong Kong","countryCode":"K3"},"business":{"street1":"18 HARBOR ROAD","street2":"RM 6808A, 68/F, CENTRAL PLAZA","city":"WANCHAI","stateOrCountry":null,"zipCode":"999077","stateOrCountryDescription":null,"isForeignLocation":1,"foreignStateTerritory":null,"country":"Hong Kong","countryCode":"K3"}},"phone":"852 2123 8400","flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0001213900-26-076178","0001213900-26-075240","0001213900-26-042828","0001213900-26-041506","0001213900-26-038783","0001213900-26-036214","0001213900-26-036212","0001213900-26-036211","0001213900-26-036210","0001213900-26-004355","0001213900-25-124831","0001213900-25-115482","0001213900-25-074959","0001213900-25-069978","0001213900-25-056172","0001213900-25-031280","9999999995-25-001095","0001213900-25-030414","0001213900-25-029157","0001213900-25-029156","0000000000-25-003664","0001213900-25-028495","0001213900-25-028494","0001213900-25-026235","0001013762-25-002383","0001013762-25-002385","0000000000-25-003066","0001213900-25-025420","0001213900-25-022957","0001213900-25-000762","0001213900-24-114194","0001354457-24-000968","0001213900-24-113332","9999999995-24-003883","0001213900-24-111188","0001213900-24-111185","0001213900-24-111125","0001213900-24-110732","0001213900-24-106285","0001213900-24-097080","0001213900-24-082329","0001213900-24-082327","0000000000-24-010839","0001213900-24-077769","0001213900-24-077765","0000000000-24-009872","0001213900-24-064810"],"filingDate":["2026-07-08","2026-07-06","2026-04-13","2026-04-08","2026-04-01","2026-03-30","2026-03-30","2026-03-30","2026-03-30","2026-01-14","2025-12-23","2025-11-26","2025-08-12","2025-07-31","2025-06-20","2025-04-14","2025-04-11","2025-04-10","2025-04-07","2025-04-07","2025-04-04","2025-04-03","2025-04-03","2025-03-31","2025-03-26","2025-03-25","2025-03-21","2025-03-20","2025-03-12","2025-01-03","2025-01-02","2024-12-30","2024-12-30","2024-12-20","2024-12-20","2024-12-20","2024-12-20","2024-12-20","2024-12-06","2024-11-13","2024-09-26","2024-09-26","2024-09-24","2024-09-11","2024-09-11","2024-08-29","2024-08-02"],"reportDate":["2026-03-18","2026-07-06","2026-03-18","2026-04-08","2026-03-18","2026-03-18","2026-03-18","2026-03-18","2026-03-18","2025-09-30","2025-12-23","2025-11-26","2025-03-31","2025-03-31","2025-06-20","","","","","","","","","2025-03-31","","","","","","2025-01-03","","","","","","","","","","","","","","","","",""],"acceptanceDateTime":["2026-07-08T11:00:07.000Z","2026-07-06T12:30:01.000Z","2026-04-13T14:03:23.000Z","2026-04-08T20:15:27.000Z","2026-04-02T01:25:58.000Z","2026-03-30T16:42:00.000Z","2026-03-30T16:41:33.000Z","2026-03-30T16:41:07.000Z","2026-03-30T16:40:36.000Z","2026-01-14T21:10:35.000Z","2025-12-23T11:15:01.000Z","2025-11-26T21:05:23.000Z","2025-08-12T20:10:39.000Z","2025-07-31T20:05:15.000Z","2025-06-20T20:05:06.000Z","2025-04-14T10:35:41.000Z","2025-04-14T04:15:15.000Z","2025-04-10T10:12:01.000Z","2025-04-07T10:59:58.000Z","2025-04-07T10:59:28.000Z","2025-04-04T21:36:05.000Z","2025-04-03T16:06:47.000Z","2025-04-03T16:06:05.000Z","2025-03-31T20:05:30.000Z","2025-03-26T01:32:47.000Z","2025-03-26T01:34:47.000Z","2025-03-21T15:36:13.000Z","2025-03-20T16:43:36.000Z","2025-03-12T12:16:34.000Z","2025-01-03T21:10:22.000Z","2025-01-02T11:48:15.000Z","2024-12-30T18:28:10.000Z","2024-12-30T17:04:05.000Z","2024-12-23T05:15:14.000Z","2024-12-20T21:13:51.000Z","2024-12-20T21:13:03.000Z","2024-12-20T20:25:35.000Z","2024-12-20T11:08:18.000Z","2024-12-06T15:43:33.000Z","2024-11-13T11:33:37.000Z","2024-09-26T21:16:38.000Z","2024-09-26T21:15:47.000Z","2024-09-24T15:36:12.000Z","2024-09-11T21:19:21.000Z","2024-09-11T21:14:23.000Z","2024-08-29T19:36:07.000Z","2024-08-02T20:52:40.000Z"],"act":["","34","","34","","","","","","34","34","34","34","34","34","33","33","","","33","","","33","34","33","","","33","33","34","33","34","34","33","","","33","33","34","33","","33","","","33","","33"],"form":["3","6-K","3","6-K","3","3","3","3","3","6-K","6-K","6-K","20-F","NT 20-F","6-K","424B3","EFFECT","CORRESP","CORRESP","F-1/A","UPLOAD","CORRESP","F-1","6-K","DRS/A","DRSLTR","UPLOAD","S-8","DRS","6-K","424B4","CERT","8-A12B","EFFECT","CORRESP","CORRESP","F-1/A","F-1/A","FWP","F-1","DRSLTR","DRS/A","UPLOAD","DRSLTR","DRS/A","UPLOAD","DRS"],"fileNumber":["","001-42457","","001-42457","","","","","","001-42457","001-42457","001-42457","001-42457","001-42457","001-42457","333-286360","333-286360","","","333-286360","377-07780","","333-286360","001-42457","377-07780","","377-07780","333-285951","377-07780","001-42457","333-283186","001-42457","001-42457","333-283186","","","333-283186","333-283186","333-283186","333-283186","","377-07363","377-07363","","377-07363","377-07363","377-07363"],"filmNumber":["","261154349","","26848301","","","","","","26533409","251594603","251530105","251206788","251171634","251061296","25834170","25834107","","","25816342","","","25808161","25793127","25769838","","","25755360","25730052","25506169","25500175","241588846","241587747","241569571","","","241567637","241564974","241530960","241451079","","241329791","","","241293280","","241171826"],"items":["","","","","","","","","","","","","","","","",",,","","","","","","","","","","","","","","","","",",,","","","","","","","","","","","","",""],"core_type":["3","6-K","3","6-K","3","3","3","3","3","XBRL","6-K","6-K","XBRL","NT 20-F","6-K","424B3","EFFECT","CORRESP","CORRESP","F-1/A","LETTER","CORRESP","F-1","6-K","DRS/A","DRSLTR","LETTER","S-8","DRS","6-K","424B4","CERT","8-A12B","EFFECT","CORRESP","CORRESP","F-1/A","F-1/A","FWP","F-1","DRSLTR","DRS/A","LETTER","DRSLTR","DRS/A","LETTER","DRS"],"size":[3254,12316,3373,15962,3388,3384,3352,3361,3358,778920,29884,187631,8116525,19000,17894,2261921,1765,6816,57792,2411363,42600,22322,2418850,229759,2369920,22132,42317,337735,1090223,67257,8700969,217841,15545,1773,8590,6975,8867007,9756350,5592555,9336316,13986,8821011,44448,56257,8822525,59176,8717761],"isXBRL":[0,0,0,0,0,0,0,0,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isInlineXBRL":[0,0,0,0,0,0,0,0,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isXBRLNumeric":[0,0,0,0,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["xslF345X06/ownership.xml","ea0297078-6k_oneconst.htm","xslF345X06/ownership.xml","ea0285554-6k_oneconst.htm","xslF345X06/ownership.xml","xslF345X06/ownership.xml","xslF345X06/ownership.xml","xslF345X06/ownership.xml","xslF345X06/ownership.xml","ea0271881-6k_onecon.htm","ea0270734-6k_onecon.htm","ea0267374-01.htm","ea0250581-20f_oneconst.htm","ea0251028-nt20f_onecon.htm","ea0246326-6k_onecon.htm","ea0237870-424b3_onecons.htm","xslEFFECTX01/primary_doc.xml","filename1.htm","filename1.htm","ea0237304-f1a1_onecons.htm","filename1.pdf","filename1.htm","ea0237081-f1_onecons.htm","ea0236288-6k_onecon.htm","filename1.htm","filename1.htm","filename1.pdf","ea0232347-s8_onecons.htm","filename1.htm","ea0226684-6k_onecon.htm","ea0210012-11.htm","8A_Cert_ONEG.pdf","ea0226284-8a12b_onecon.htm","xslEFFECTX01/primary_doc.xml","filename1.htm","filename1.htm","ea0210012-09.htm","ea0210012-08.htm","ea0223730-fwp_oneconst.htm","ea0210012-06.htm","filename1.htm","filename1.htm","filename1.pdf","filename1.htm","filename1.htm","filename1.pdf","filename1.htm"],"primaryDocDescription":["","REPORT OF FOREIGN PRIVATE ISSUER","","REPORT OF FOREIGN PRIVATE ISSUER","","","","","","REPORT OF FOREIGN PRIVATE ISSUER","REPORT OF FOREIGN PRIVATE ISSUER","CURRENT REPORT","ANNUAL REPORT","NOTIFICATION OF LATE FILING","REPORT OF FOREIGN PRIVATE ISSUER","PROSPECTUS","","","","AMENDMENT NO.1 TO FORM F-1","","","REGISTRATION STATEMENT","REPORT OF FOREIGN PRIVATE ISSUER","","","","REGISTRATION STATEMENT","","REPORT OF FOREIGN PRIVATE ISSUER","PROSPECTUS","","","","","","REGISTRATION STATEMENT","REGISTRATION STATEMENT","FREE WRITING PROSPECTUS","REGISTRATION STATEMENT","","","","","","",""]},"files":[]}}