{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-21-052461","form_type":"8-K","ticker":"GDC","cik":"0001641398","company_name":"GD Culture Group Ltd","filed_at":"2021-10-12T23:59:59+00:00","discovered_at":"2026-05-14T18:04:13.441126+00:00","generated_at":"2026-06-28T21:30:07.486114+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Co-CEO and Chief Strategy Officer resign; CEO Tingjun Yang appointed to board","bullets":["Weidong (David) Feng resigned as Co-CEO effective Oct 6, 2021; no disagreement with operations.","Zijing (Ryan) Xu resigned as Chief Strategy Officer effective Oct 6, 2021; no disagreement.","Board appointed CEO Tingjun Yang as director effective Oct 7, 2021, until next annual meeting."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-21-052461","json":"https://secwatch.observer/filing/0001213900-21-052461.json","markdown":"https://secwatch.observer/filing/0001213900-21-052461.md","text":"https://secwatch.observer/filing/0001213900-21-052461.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1641398/000121390021052461/0001213900-21-052461-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1641398/000121390021052461/ea148732-8k_codechain.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-28T21:30:07.486114+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"54f86501f5","claim":"Weidong (David) Feng resigned as Co-Chief Executive Officer at GD Culture Group Ltd.","evidence_excerpt":"On October 1, 2021, Mr. Weidong (David) Feng tendered his resignation as Co-Chief Executive Officer of Code Chain New Continent Limited (the “Company”), effective October 6, 2021.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1641398/000121390021052461/0001213900-21-052461-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Co-Chief Executive Officer"}],"fact_type":"executive_change"},{"claim_id":"ab5fda1af0","claim":"Zijing (Ryan) Xu resigned as Chief Strategy Officer at GD Culture Group Ltd.","evidence_excerpt":"On October 1, 2021, Mr. Zijing (Ryan) Xu tendered his resignation as Chief Strategy Officer of the Company, effective October 6, 2021.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1641398/000121390021052461/0001213900-21-052461-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Chief Strategy Officer"}],"fact_type":"executive_change"},{"claim_id":"f8cc566532","claim":"Tingjun Yang was appointed as director at GD Culture Group Ltd.","evidence_excerpt":"Mr. Tingjun Yang, the Chief Executive Officer of the Company, was appointed as a director of the Company, effective October 7, 2021","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1641398/000121390021052461/0001213900-21-052461-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}