Zbigniew Kubinski
Founder
Digital nomad exploring South America by 4x4 for 3+ years. I make videos, chase trails, eat too much steak, and build things for travelers. If you're always on the move, we probably have a lot in common.
Articles by Zbigniew Kubinski
China
Do you need a Chinese phone number?
Use Alipay, WeChat and DiDi with your foreign number. Learn when you need a Chinese SIM and how to prepare for your trip with a Guac China eSIM.
Updated September 30, 2026 · 13 min read
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China
Golden Week 2026: archived guide
China Golden Week 2026 runs October 1-7. Check train request deadlines, Forbidden City ticket dates, essential apps, payments, mobile data and backups.
Updated August 30, 2026 · 16 min read
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Plan your trip
ETIAS and EES: what travelers need to know
ETIAS is scheduled for Q4 2026 but applications are not open. See how it differs from the live EES, who is affected, and how to avoid scams.
Updated August 30, 2026 · 16 min read
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China · Maps & apps
Google Maps in China: what to use instead
Choose your map, save your hotel, and arrive with a route you can rely on. Getting online is only part of the answer.
Updated August 24, 2026 · 17 min read
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Phone setup · Calls & SMS
How to make calls with a data-only eSIM
Get online, call the hotel, and keep your usual number reachable. Those are three different jobs, and your setup should reflect that.
Updated August 24, 2026 · 12 min read
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Plan your trip
Choosing an eSIM for international travel
Compare Guac with Airalo, Holafly, Saily, Nomad, Ubigi, and GigSky. See which travel eSIM is best for data, hotspot use, calls, and value.
Updated July 31, 2026 · 16 min read
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China
Using WhatsApp in China
WhatsApp is blocked on ordinary mainland China connections. Learn which eSIMs can make it work, what fails on Wi-Fi, and how to prepare before you fly.
Updated August 30, 2026 · 10 min read
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