Zalo's Number Filtering Strategy in Vietnam

In cross-border marketing, businesses often face the dilemma of "high investment, low return"—spending a large budget on WhatsApp push notifications, but due to a large number of invalid numbers mixed in with the customer list, the message reach rate is low, the conversion effect is poor, and the marketing resources are seriously wasted.

Want to maximize the effectiveness of your social media marketing efforts? The system combines interaction and online filtering to quickly identify potential users and achieve precise reach.Is your marketing team lacking accurate data? The cloud control platform offers customized filtering solutions to target customers by age, gender, and activity level.

Having trouble managing multiple accounts in batches? The system supports exporting filtering results for unified management across Telegram, WhatsApp, LinkedIn, and Facebook.Is managing international campaigns difficult? The cloud control system generates mobile phone numbers for multiple regions and, combined with account activity analysis, precisely targets potential customers in every corner.Is traditional marketing wasteful? The system automatically eliminates low-activity accounts. Combining proxy and self-screening modes ensures cleaner data and more efficient operations.

Want to increase social media activity? The cloud control system filters high-value users based on interaction frequency and online time, making social media marketing both precise and effective.Want to precisely target potential customers? The system supports multi-dimensional filtering based on age, gender, interaction frequency, and online time, ensuring every marketing campaign is effective.

Is filtering through a large number of accounts difficult? The cloud control platform supports self-screening, proxy screening, and detailed screening modes for efficient batch account management, saving your team time.

Want precise ad targeting? The system combines active and active filtering to understand user online patterns in real time and optimize ad delivery effectiveness.Quickly distinguish between invalid phone numbers, suspended phone numbers, and legitimate registered accounts, directly eliminating 100% of invalid resources and reducing cost waste by more than 50%.

Identify "risky accounts" that have been banned by WhatsApp, have received numerous reports, or have abnormal device activity, to prevent your marketing accounts from being implicated due to association with these risky accounts.It can accurately identify virtual numbers such as Google Voice and TextNow, as well as temporary registration numbers from India and Southeast Asia. The user activity rate of these numbers is less than 5%, and filtering them can significantly improve the quality of ad delivery.

ITG Global Screening, a global WhatsApp screening platform, has customized exclusive screening rules for key markets that businesses are focusing on developing by 2025, including the United States, India, Southeast Asia, and Europe.Based on the rules of different countries, the system automatically completes the country code and verifies the number length (e.g., 10 digits + country code for the United States, 10 digits + country code for India) to avoid omissions in the filtering process due to formatting errors.