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

The cloud-based control system supports both active and time-of-use filtering, allowing operations teams to understand user online patterns in real time, optimize ad placement timing, and increase social engagement rates.

The system automatically removes unused and abnormal accounts, combining self-screening and proxy filtering to improve data quality and facilitate precision marketing.The cloud control system supports active, online, and duration filtering, allowing marketing teams to understand target account activity patterns and optimize campaign effectiveness.

It offers self-screening and proxy filtering modes, combining account data from multiple platforms to achieve efficient management and targeted campaigns for massive accounts. The system enables precise filtering by age, gender, interaction frequency, and online time, facilitating the implementation of social media marketing strategies.The cloud control system supports batch generation of mobile phone numbers for Japan, India, Mexico, and the United States, leveraging account activity and engagement to achieve targeted cross-platform outreach.Through interaction, active, and online filtering, you can quickly identify potential users, making social media operations more efficient and precise.

The cloud control system offers customized and refined filtering modes, ensuring that every outreach campaign precisely targets your target user base and boosting your social media conversion rate.The system automatically detects unused and anomalous accounts, and uses age, gender, and activity level to filter, ensuring clean marketing data and more efficient outreach.

The cloud control system manages accounts across multiple platforms in one place, enabling batch filtering and efficient operations, saving manual time and improving work efficiency.

Through avatar, gender, and interaction filtering, you can precisely target potential customer groups, significantly improving the conversion rate of social media outreach.Intelligent tag generation: Automatically tags valid accounts with "activity tags", "demand tags", and "spending potential tags" without manual tagging.

The 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.