---
title: "Ms Siew Yin Leong — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ffd49df4-8104-4fc6-a0bb-70bebf5a8b0e
json: https://whiteintel.dev/api/public/dossier/ffd49df4-8104-4fc6-a0bb-70bebf5a8b0e
identifier: psc:oncToJ0yhKTbr7rohFpyzN3awTI
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Ms Siew Yin Leong

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `psc:oncToJ0yhKTbr7rohFpyzN3awTI`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ffd49df4-8104-4fc6-a0bb-70bebf5a8b0e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ffd49df4-8104-4fc6-a0bb-70bebf5a8b0e  

## Ownership & control

### Holdings / subsidiaries

- **THE SUPREME MASTER CHING HAI INTERNATIONAL ASSOCIATION** (beneficial owner) — https://whiteintel.dev/entity/551a4224-15bd-51c3-b9a6-e661f20ee53c

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Ms Siew Yin Leong**. Human view: https://whiteintel.dev/entity/ffd49df4-8104-4fc6-a0bb-70bebf5a8b0e · Structured JSON: https://whiteintel.dev/api/public/dossier/ffd49df4-8104-4fc6-a0bb-70bebf5a8b0e._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._