Smart Overseas Travel Guide

Must-Read Roaming Guide! SUN Mobile Smart Travel Tips

As your mobile communications partner, SUN Mobile is delivering worry-free roaming service. We provide practical and cost-effective roaming data tips to help you stay in control of your data usage and avoid unexpected roaming charges.

Step 1: Plan Before Departure
- 1.
  
  Get ready for Pre-purchase Data Roaming Day Pass PackageThis is the safest and most cost effective way to stay connected abroad, especially for popular travel destinations like China, Asia, Europe, and the Americas. Compared to single-day pass rate, Pre-purchase Data Roaming Day Pass Package allows you to enjoy stable data roaming service for multiple days at a fixed price.
  
  Pre-purchase Now
- 2.
  Understand "Daily Data Cap" and Choose the Right Data PackageReview traffic rules before purchase:
  
  Daily Data Limit: Pre-purchase Data Roaming Day Pass Package comes with a fixed daily data allowance (e.g., 500MB or 1GB); Once exceeded, the speed will be reduced to 512kbps. You can continue browsing without incurring extra charges.
  
  Choose the most suitable data package: Unsure about your travel data needs? Take a quick quiz to plan your usage:
Roaming Data usage Quiz

Step 2: Manage During Travel
- 3.
  Turn Off Data-Consuming Background FunctionsMany apps run silently in the background, consuming your roaming data. Proactively manage the following settings to maximize your data efficiency:
  
  Disable Auto-updates: In your phone settings, disable automatic updates from the App Store or Google Play.
  
  Turn Off Cloud Sync: Pause automatic photo sync for Google Photos, iCloud, or other cloud services.
  
  Restrict Background Data: Check app settings to limit data usage for individual apps when you're not using them.
- 4.
  Leverage Offline FeaturesBefore departure or when connected to local Wi-Fi, pre-download necessary information to reduce reliance on mobile data:
  
  Maps: Download offline maps of your destination on Google Maps or Apple Maps.
  
  Navigation: Use offline navigation apps.
  
  Entertainment: Download music, videos, or e-books for offline viewing during long journeys.

Step 3: Smart Communication Choices
- 5.
  
  Use Messaging Apps Over Traditional CallsWhile roaming, traditional international voice calls (both outgoing and incoming) are charged per minute and can be very expensive. Prioritize using the voice or video call functions of messaging apps like WhatsApp, Line, WeChat, or Messenger.Friendly Reminder: These social messaging apps will still consume your data roaming allowance.
- 6.
  
  Inform Friends & Family in Advance About Contact MethodsRemind your friends and family that they should contact you primarily via instant messaging apps during your overseas roaming to avoid incurring high call-receiving charges on your traditional phone number.

Safe travels! SUN Mobile accompanies your global adventures.

If you encounter any roaming service issues during your trip, please feel free to Contact Us anytime via website, hotline, or app for roaming support.