
Using hotel public Wi-Fi overseas to access Mainland payment apps or office systems, you're worried about data leaks or unstable connections, with critical info exposed on an open network.
Scenario: At the airport waiting area on public Wi-Fi, you need to handle an Alipay transfer but worry your account details might be stolen.

You urgently need to grab a high-speed train ticket home on 12306 or pick a seat in Umetrip, but the app just keeps loading and never finishes, missing the best timing.
Scenario: On a business trip you need to change your ticket in a hurry, but the 12306 app loads slowly as seats disappear in front of your eyes.

You want to order delivery from abroad for family back home or pay domestic bills, but high latency makes actions fail and ruins the experience of Mainland lifestyle services.
Scenario: In a New York hotel you try to use Meituan to order food for family in Beijing but can't complete payment because of network delay.

Your safety shield on public Wi-Fi
Bank-grade AES-256 encryption builds a secure tunnel for your data. In hotels, airports and other public networks, it fully protects your payment info and personal privacy.

Dedicated acceleration for ticketing
Dedicated optimization for 12306, Umetrip, Ctrip and other travel apps to ensure ticket grabs, seat selection and changes respond in seconds so you never miss a window.

Smooth payments and lifestyle services
Keeps Alipay, WeChat Pay, UnionPay and lifestyle apps like Meituan and Ele.me running smoothly overseas, without lag or stutters when you need them most.

Intelligent scheduling across global nodes
High-quality nodes deployed worldwide intelligently pick the best route for stable, drop-free connections. 99.9% availability means every connection is one you can trust.

Waiting to board
Need to handle urgent matters back home
While waiting at Tokyo Narita Airport, use NNLink's encrypted tunnel to securely log into your company's OA system for approvals and pay domestic suppliers via Alipay, with end-to-end encrypted data.

Between sessions
Need to grab a return ticket
During a business conference in Singapore, NNLink's dedicated 12306 acceleration channel helps you successfully grab a high-speed train ticket home and pick your seat with a smooth, stutter-free experience.

Late-night overtime
Worried about public Wi-Fi security
On hotel public Wi-Fi in New York, NNLink's encrypted tunnel lets you safely access internal systems, process Alipay transfers and hold video meetings with your team, with your data fully protected.

Time to relax
Want to look after family back home
Taking a break in a Paris café, you use Meituan to order dinner for your parents in Beijing and send them living expenses via WeChat Pay—smooth, low-latency connections carry your care across time zones.