Number status, secondary numbers, network duration - help you save marketing costs and manage business risks effectively

Each data detection cost is as low as a few cents. Service analysis shows that enterprises can save significant invalid promotion costs with minimal detection expenses
Quick to use, simple operation, high data detection efficiency with fast processing speed. Results are categorized and packaged for customer feedback, enabling direct marketing without detours
Complete encryption mechanism, professional technical team, no data retention. Data can be manually deleted after detection or automatically deleted by the system after 7 days
Empty number detection filters numbers for inactive, silent, and risky numbers, comprehensively improving membership marketing efficiency. Supports operator and region identification, wrong number and duplicate number filtering, with API interface availability. Years of technical expertise ensure high accuracy, low detection cost, high efficiency, and comprehensive coverage to reduce marketing costs. Users can batch upload TXT files and receive feedback on 4 number status types including active, empty, risky, and silent numbers for precision marketing
Direct interface calls to query real-time status of specified mobile numbers, including normal, empty, busy, not in network, powered off, no SMS capability, overdue, and long-term powered off status. Also queries number attributes including voice and SMS functionality for detecting internet cards and abnormal cards. Number status detection in user registration, order verification, and financial payment scenarios enables platforms to take targeted measures against fraudulent activities, malicious orders, and financial fraud
Real-time authoritative query of mobile number network status (normal, suspended, canceled/not activated, network unavailable) through official operator channels, supporting all three major operators

If application registration time precedes number network entry time, it's identified as a secondary number and the application unbinds the original account. Operators compare registration time with network entry time - if registration is earlier, it confirms secondary number status. The registration process unbinds the mobile number from the original account and registers a new account
If application registration time follows number network entry time, it's not a secondary number and the application completes normal registration. Operators compare registration time with network entry time - if registration is later, it confirms non-secondary status and normal registration proceeds


Connect to comprehensive number portability database, ensuring no ported numbers are missed and guaranteeing normal SMS reception on mobile terminals
Number portability data updates in real-time with seamless service connection, providing continuous guarantee for normal information reception
Continuous tracking of ported number status. Numbers canceling portability are promptly removed from the portability database and returned to original network for data delivery





Apply for selected API and complete real-name authentication and related certifications
After recharge and purchase, integrate and use the API in your applications or systems
Focusing on technology and services, open source plugins, quick API/SDK access, with full market authentication, detection, SMS, and voice capabilities in just 5 minutes