Turnover & nexus
Why global deals still file in China.
China Law Key Words · Antitrust and Competition
SAMR Merger Control
Keyword hub for SAMR merger control—when concentrations need filing, standstill obligations, and coordination with deal timelines.
Last reviewed 21 August 2026
The rule in 60 seconds
Start with the rule, then map it to your situation
This briefing separates the core issue from the next research and counsel steps.
Gun-jumping
Information exchanges and integration limits pre-clearance.
Key distinction: This is general orientation. Company type, documents, location and timing can change the analysis.
Which situation are you in?
Start with the event, then test the rule
Scenario 01
Turnover & nexus
Why global deals still file in China.
Next review: Open the related guides and confirm how this issue presents in your documents.
Scenario 02
Gun-jumping
Information exchanges and integration limits pre-clearance.
Next review: Open the related guides and confirm how this issue presents in your documents.
Scenario 03
Conditions
Structural or behavioural outcomes in complex overlaps.
Next review: Open the related guides and confirm how this issue presents in your documents.
Scenario 04
Clock management
Build filing into LOI economics.
Next review: Open the related guides and confirm how this issue presents in your documents.
Key steps
A simple sequence for this topic
01
Run turnover screen early
Every deal with China sales.
02
Map overlaps
Horizontal and vertical.
03
Set clean-team rules
Pre-close information.
04
Align long-stop dates
With filing clocks.
Review checklist
What to check before you choose the next step
Run turnover screen early
Every deal with China sales.
Map overlaps
Horizontal and vertical.
Set clean-team rules
Pre-close information.
Align long-stop dates
With filing clocks.
Coordinate NSR if needed
Security track is separate.
Why this matters
The issue usually reaches beyond a single filing
Turnover & nexus
Why global deals still file in China.
Gun-jumping
Information exchanges and integration limits pre-clearance.
Conditions
Structural or behavioural outcomes in complex overlaps.
Clock management
Build filing into LOI economics.
Recommended reading path
Move from the rule to the right depth of guidance
Common situations
Recognise the issue before you choose the response
Turnover & nexus
Why global deals still file in China.
Gun-jumping
Information exchanges and integration limits pre-clearance.
Conditions
Structural or behavioural outcomes in complex overlaps.
Frequently asked questions
Questions readers commonly need answered next
Foreign-to-foreign deals?
Can still require China filing if nexus tests are met.
Parent?
Antitrust hub.
Guides & articles
Practical writing from counsel and the portal editorial team on this topic
When the next step needs advice
Turn the legal issue into an actionable company plan.
Use the directory to find relevant counsel or ask a focused question through China Legal Portal.