---
schema_version: "secwatch.filing_event.v1"
accession: "0001683168-23-007086"
form_type: "8-K"
ticker: "QSJC"
cik: "0001753391"
company_name: "TANCHENG GROUP CO., LTD."
filed_at: "2023-10-12T23:59:59+00:00"
generated_at: "2026-06-10T00:51:32.018078+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Tancheng Group appoints new director, CFO (CEO's mother), and Secretary; Yu Yang becomes Chairman

## Summary
- Appointed Longjiao Li, 35, co-founder of Shenzhen Qianhai Huaxin Investment, as director; Board now has two members.
- Yu Yang appointed Chairman; remains CEO, President, Secretary, Treasurer.
- Caixia Zhang (Yu Yang's mother) appointed CFO; Yu Yang resigns as CFO.
- Ping Li appointed Secretary; previously secretary of Qiansui Media.
- Disclosed related-party transactions: 700k shares assigned to Zhang Caixia Limited in Feb 2023.

## SEC filing metadata
- accession: 0001683168-23-007086
- form_type: 8-K
- ticker: QSJC
- cik: 0001753391
- company_name: TANCHENG GROUP CO., LTD.
- filed_at: 2023-10-12T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1753391/000168316823007086/0001683168-23-007086-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1753391/000168316823007086/tancheng_i8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001683168-23-007086
- JSON: https://secwatch.observer/filing/0001683168-23-007086.json
- Plain text: https://secwatch.observer/filing/0001683168-23-007086.txt

## Key facts
- Executive change
  Yu Yang resigned as Chief Financial Officer at TANCHENG GROUP CO., LTD..
  - Action: resigned
  - Role: Chief Financial Officer
  source text: Upon Ms. Caixia Zhang’s appointment, Mr. Yu Yang will automatically resign as the Company’s Chief Financial Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1753391/000168316823007086/0001683168-23-007086-index.htm
- Executive change
  Yu Yang was appointed as Chairman of the Board at TANCHENG GROUP CO., LTD..
  - Action: appointed
  - Role: Chairman of the Board
  source text: appointed Mr. Yu Yang, currently the Company’s Chief Executive Officer, President, Chief Financial Officer, Secretary, and Treasurer, as the Company’s Chairman of the Board.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1753391/000168316823007086/0001683168-23-007086-index.htm
- Executive change
  Caixia Zhang was appointed as Chief Financial Officer at TANCHENG GROUP CO., LTD..
  - Action: appointed
  - Role: Chief Financial Officer
  source text: appointed Ms. Caixia Zhang as the Company’s Chief Financial Officer
  evidence_url: https://www.sec.gov/Archives/edgar/data/1753391/000168316823007086/0001683168-23-007086-index.htm
- Executive change
  Longjiao Li was appointed as director at TANCHENG GROUP CO., LTD..
  - Action: appointed
  - Role: director
  source text: appointed an additional director, Ms. Longjiao Li, to the Board.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1753391/000168316823007086/0001683168-23-007086-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.