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When doing cross-border business in the Vietnamese market, many companies will accumulate a lot of Landline number, but it is often mixed with empty numbers, shutdown numbers and ban numbers. If not cleaned up in time, these numbers will directly lower the reach rate, waste the cost of delivery, and make data analysis lose its reference significance. This article will introduce it systematically based on practical experience Process for cleaning up the empty number of Vietnamese landlines, and recommend suitable tools to help the team quickly create a real and effective number library.
Why must Vietnamese landline empty numbers be cleaned
1.Reduce cost consumption
SMS, outbound calls, and voice services are usually charged according to the number or duration of the items. An empty number will still incur costs, which will directly lead to waste of resources.
2.Improve reach efficiency
After clearing out the empty numbers, the access rate of the remaining numbers is higher and the conversion chain is smoother.
3.Ensure the authenticity of the data
Too many empty numbers will distort core indicators such as conversion rate and reach rate, affecting subsequent decision-making.
4.Precipitate long-term assets
The cleaned number library is the truly available long-term asset, which facilitates continuous operation and iteration.
FAQs about landline air numbers in Vietnam
lUnassigned number: Directly displaying no such number.
lNumber cancelled: The user is disabled and cannot be restored permanently.
lRepeat number: Appears many times in the library, affecting the real number.
lNumber blocked: Violation of regulations or arrears of fees will be deactivated.
Practical process for cleaning up the empty number of Vietnamese landlines
Step 1: Number sorting
Collect landline numbers from different sources and save them in standard formats (such asCSV/TXT), convenient for batch import.
Step 2: Batch Testing
Through professional platforms Digital Planet, import all number libraries at once to quickly complete empty number detection.
Step 3: Classification results
After detection, the numbers are divided into:
lValid number: Use normally, keep directly.
lEmpty number: Remove immediately to avoid waste.
lShutdown number: temporary storage, regular inspection.
lAccount blocking: Not recoverable, clean up directly.
Step 4: Deduplication
Deduplicate the detection results to avoid repeated reach and resource redundancy.
Step 5: Export and Application
Export the cleaned valid number asCSV/TXT format, directly connected to the outbound call system or CRM.
Step 6: Regular maintenance
The number status will change over time. It is recommended to update the test every quarter to keep the library healthy in the long term.
Recommended tools and platforms
1. Basic detection tools
Suitable for small-scale testing, but often only recognizes whether the number exists and has limited functions.
2. Manual test
Suitable for fragmented verification, but inefficient, and not suitable for large-scale resources.
3. Digital Planet Platform
It is specially designed for cross-border teams and supports the import of millions of numbers. It can quickly distinguish between empty numbers, shutdown numbers, and ban numbers, and is accompanied by multi-dimensional tags such as region and activity. The results are accurate and can be applied directly.
Practical cases
A cross-border financial service company has 70,000 Vietnamese landline numbers, the reach rate is lower than60%.
lBefore cleaning:exist15,000 empty numbers, 5,000 blocked numbers and 8,000 duplicate numbers.
lCleaning process: Use digital planet batch detection and automatically clean up empty numbers.
lAfter cleaning:Leave 42,000 real and valid numbers, the reach rate has increased to85%, the overall conversion efficiency is increased by 25%.
Conclusion
In Vietnamese market,Cleaning up the empty landline number is the only way to ensure successful operation. Only by establishing a clean and high-quality number library can the delivery and reach be truly implemented. With the help Digital Planet With the batch detection and cleaning function, the team can quickly eliminate empty and invalid numbers and deposit a long-term available resource pool.
If there are also a large number of empty numbers in your number library, try using the Digital Planet cleanup solution now and test it for free to see how much your reach rate can be improved.
Digital PlanetIt is a world-leading number screening platform that combinesGlobal mobile phone number segment selection, number generation, deduplication, comparison and other functions. It supports global customersBulk numbers from 236 countriesFiltering and testing services, currently supportedMore than 40 social and apps, such as:
The platform has several features, includingOpen filtering, active filtering, interactive filtering, gender filtering, avatar filtering, age filtering, online filtering, accurate filtering, duration filtering, power-on filtering, empty number filtering, mobile device filteringwait.
Platform providesSelf-sieve mode, sieve mode, fine-sieve mode and custom mode, to meet the needs of different users.
Its advantage lies in the integration of major social and applications around the world, providing one-stop, real-time and efficient number screening services to help you achieve global digital development.
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