Zalo's Number Filtering Strategy in Vietnam

Many companies mistakenly believe that "the more people in the customer list, the better the marketing effect," but they overlook the large number of "zombie accounts" hidden within them—these accounts that cannot be reached and have no real needs become "stumbling blocks" to improving marketing efficiency.

Say Goodbye to "Casting a Wide Net"! Telegram Number Screening: How to Precisely Target High-Value Customer Groups?WhatsApp Number Screening Tool: A Must-Have for Enterprises Going Global—A Practical Guide to Precise Overseas Customer Targeting

No One Responds to Your WhatsApp Pushes? Use the Right Screening Tool to Target Highly Active Customers—Interaction Rate Soars to 20%!Still Wasting Costs on Invalid WhatsApp Numbers? Professional Screening Tools Clear Invalid Numbers in 1 Hour, Doubling Reach Rate!The Next-Generation Marketing: How to Redefine Precise Reach with WhatsApp Intelligent Number Screening?

WhatsApp Number Screening Tool: One-Click Bulk Processing to Precisely Target Male and Female User Groups!Still Wasting Money on Invalid WhatsApp Numbers? Professional WhatsApp Number Screening Tools Cut Marketing Costs by 50%!

Still 999Wasting Money on Invalid WhatsApp Numbers? Professional WhatsApp Number Screening Tools Cut Marketing Costs by 50%!

The cloud-based control system supports batch filtering of accounts across Telegram, LinkedIn, WhatsApp, and more, enabling unified management across multiple platforms and streamlined operations.Companies should acquire this important capability as early as possible and transform it into a sustainable competitive advantage.

In 2025, with the acceleration of digital transformation, efficient customer acquisition capabilities have become a core competitive advantage for enterprises.In an era of data explosion, accuracy is the primary criterion for evaluating Telegram number filtering platforms.

The marketing environment in 2025 requires platforms to have the ability to quickly process millions of data points, have stable concurrent processing capabilities, control response time within seconds, and facilitate batch operations.As data regulations become more comprehensive, platforms need to ensure end-to-end encryption of data transmission, compliant data processing procedures, robust privacy protection mechanisms, and complete security certifications.

(责任编辑：comprehensive)