Are there any free ways to detect unused Hong Kong numbers? Here are some trial tools for you.

Is traditional marketing wasteful? The system automatically eliminates low-activity accounts. Combining proxy and self-screening modes ensures cleaner data and more efficient operations.

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Telegram Number Screening Pitfall Avoidance Guide: Core Logic for Precisely Targeting High-Value Customers

Cross-Border E-Commerce Telegram Marketing: Customized Number Screening Paths to Target Your AudienceThe root cause of high costs in cross-border marketing lies in "resource mismatch"—investing budgets and energy in ineffective accounts. WhatsApp account screening is key to solving this resource mismatch.

By using ITG's full-domain filtering, enterprises can efficiently eliminate invalid numbers and focus on high-value customers, achieving a triple optimization of "reduced push costs, improved manpower efficiency, and saved opportunity costs".In today's increasingly competitive cross-border marketing environment, "cost control" is just as important as "effectiveness improvement".

Prioritizing WhatsApp account screening and using ITG's comprehensive filtering to build a precise and effective customer pool is crucial to maximizing the value of every marketing investment and achieving low-cost, high-efficiency growth in cross-border business.However, many companies overlook a crucial step: if they only generate global phone numbers without using number screening tools, a large number of invalid and risky numbers will directly trigger the platform's risk control, leading to the banning of marketing accounts and business interruption.