Port your number in China
Looking to switch carriers in China? This guide covers the essential regulations and procedures for keeping your number while moving between China Mobile, China Unicom and China Telecom.
Technical Porting Process
Authorization & Submission
Customer switches carrier while keeping number; typically requires SMS verification to 10001/10010/10086
Centralized Validation
The migration is overseen by MIIT (Ministry of Industry and Information Technology) using the Centralized DB updates; query-on-release (or similar) internal to national backbone to ensure integrity between donor and recipient networks.
Regulatory Benchmarks
Mobile Porting SLA
Porting completion typically within 1 hour after donor release; daily operation 8:00–20:00.
Max Service Outage
No service for max 1 hour at cutover (typically)
Expert Guidance
Nationwide MNP came after pilots; CAICT manages the central platform for MIIT.