Professional earthquake warning applications:
- Disseminate earthquake warning information in a timely manner to minimize disaster losses.
- Provides a comprehensive and renewable earthquake avoidance manual.
- Provides a wealth of earthquake information queries and earthquake avoidance knowledge.

Subscription:
1. Users can only use the earthquake warning, earthquake flash report and earthquake risk avoidance manual for unlimited times after they have subscribed through a paid subscription;
2. The subscription fee will be deducted from the user's iTunes account when the purchase is confirmed, with a free three-day trial and automatic renewal for $39.99/year;
3. Users can turn off auto-renewal 24 hours before the end of the current subscription, otherwise the subscription will be automatically renewed;
4. the Apple ID of the automatically renewed subscription will be automatically deducted from the iTunes account 24 hours before the expiration of each billing cycle and the corresponding validity period will be extended;
5. Users manage the subscription service, i.e., they can go to their user accounts to set off automatic subscriptions after purchase.



User Agreement: https://vciacsoym7.feishu.cn/docx/ErMQdSmPAoh59exUfocchsybn1b
Privacy Policy: https://vciacsoym7.feishu.cn/docx/BFFZdCUpfoD1b0xMLD6chgVhn4n