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China Law Key Words · Data Privacy and Cybersecurity

Important Data (China DSL)

Keyword hub for important data under China’s Data Security Law—classification pressure, export risk, and sector overlays for FIEs.

  • Type Keyword child
  • Parent Data Privacy and Cybersecurity
  • L3 linked
  • Counsel directory

What “Important Data (China DSL)” usually means

Orientation within Data Privacy and Cybersecurity

DSL

What “important data” signals

Data whose leakage may harm national security, economy, or public interest—definitions evolve by sector.

Export

Transfer friction

Important data outbound often faces security assessment rather than SCC-only paths.

Sector

Catalogues & pilots

Industry and local catalogues may concretise what counts as important.

Ops

Inventory first

You cannot design a transfer path without knowing whether datasets are important data.

Start with these guides

Flagship and deep pages for this keyword

National L3

Data Privacy & Cybersecurity Law Guide

National map of PIPL, DSL, CSL and transfer rules.

Open guide →Parent

Data Privacy and Cybersecurity

Parent keyword centre for this cluster.

Open parent →CBDT

Cross-border roadmap

Choose assessment vs SCC paths.

Read →Tool

Export decision tree

Path selection orientation.

Open →Sibling

CBDT keyword

Outbound transfer hub.

Open →Directory

Find lawyers

Verified counsel for this practice cluster.

Browse →

Quick checklist

Before you escalate to counsel

  • Inventory datasets What leaves China and why.
  • Check sector catalogues Industry/local important-data lists.
  • Separate personal vs important PIPL and DSL can both apply.
  • Default to assessment thinking If important-data risk is real.
  • Document the decision For auditors and M&A buyers.

Parent: Data Privacy and Cybersecurity · National guide: Data Privacy & Cybersecurity Law Guide.

Frequently asked questions

Orientation only—not legal advice

Is important data the same as personal information?

No. Personal information is mainly PIPL; important data is a DSL concept. Datasets can trigger both.

Parent hub?

Need help with Important Data (China DSL)?

Open the national guide or match with verified lawyers.

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Directory and legal information only—not legal advice. Rules change; verify with licensed counsel.

Guides & articles

Practical writing from counsel and the portal editorial team on this topic