# Travel eSIM for China mainland & Japan & South Korea

> 9 prepaid data plans available for China mainland & Japan & South Korea, starting from $2.80. QR code delivered by email under 30 seconds after payment. Activates automatically on arrival.

**Canonical HTML page:** https://esimgofly.com/zhtw/destinations/China%20mainland%20%26%20Japan%20%26%20South%20Korea

## Quick facts

| Field | Value |
|---|---|
| Destination | China mainland & Japan & South Korea |
| Plans available | 9 |
| Starting price | $2.80 (USD) |
| Delivery | QR code by email, under 30 seconds |
| Activation | Automatic on first connection to a local network |
| Refund policy | Full refund within 30 days if it doesn't work |
| Payment | Stripe (Visa, Mastercard, Amex, Apple Pay, Google Pay) |

## Available plans

The table below lists up to 30 plans (sorted by price). The full catalogue is on the canonical page.

| Plan | Data | Validity | Price (USD) | Direct link |
|---|---|---|---|---|
| 中國 mainland & 日本 & 韓國 Data Unlimited (500MB/Day) | 500 MB/day | 1-30 days | $2.80 | [view](https://esimgofly.com/zhtw/plan/plan-china-mainland-japan-south-korea-500mb-1days-CNJPKR-3_0.5_Daily) |
| 中國 mainland & 日本 & 韓國 Data Unlimited (1GB/Day) | 1 GB/day | 1-30 days | $5.13 | [view](https://esimgofly.com/zhtw/plan/plan-china-mainland-japan-south-korea-1gb-1days-CNJPKR-3_1_Daily) |
| 中國 mainland & 日本 & 韓國 1GB 7 Days | 1 GB | 7 days | $5.36 | [view](https://esimgofly.com/zhtw/plan/plan-china-mainland-japan-south-korea-1gb-7days-CNJPKR-3_1_7) |
| 中國 mainland & 日本 & 韓國 Data Unlimited (2GB/Day) | 2 GB/day | 1-30 days | $10.03 | [view](https://esimgofly.com/zhtw/plan/plan-china-mainland-japan-south-korea-2gb-1days-CNJPKR-3_2_Daily) |
| 中國 mainland & 日本 & 韓國 3GB 15 Days | 3 GB | 15 days | $13.29 | [view](https://esimgofly.com/zhtw/plan/plan-china-mainland-japan-south-korea-3gb-15days-CNJPKR-3_3_15) |
| 中國 mainland & 日本 & 韓國 3GB 30 Days | 3 GB | 30 days | $13.76 | [view](https://esimgofly.com/zhtw/plan/plan-china-mainland-japan-south-korea-3gb-30days-CNJPKR-3_3_30) |
| 中國 mainland & 日本 & 韓國 5GB 30 Days | 5 GB | 30 days | $20.52 | [view](https://esimgofly.com/zhtw/plan/plan-china-mainland-japan-south-korea-5gb-30days-CNJPKR-3_5_30) |
| 中國 mainland & 日本 & 韓國 10GB 30 Days | 10 GB | 30 days | $35.44 | [view](https://esimgofly.com/zhtw/plan/plan-china-mainland-japan-south-korea-10gb-30days-CNJPKR-3_10_30) |
| 中國 mainland & 日本 & 韓國 20GB 30 Days | 20 GB | 30 days | $58.28 | [view](https://esimgofly.com/zhtw/plan/plan-china-mainland-japan-south-korea-20gb-30days-CNJPKR-3_20_30) |

## Why use an eSIM in China mainland & Japan & South Korea
- **Fast connection**: 4G/LTE or better on partner local networks.
- **Local rates**: no roaming charges from your home carrier.
- **Instant activation**: no need to find a local store or insert a physical SIM.
- **Keep your main number**: your physical SIM stays active in parallel for calls and SMS.

## Installation and activation

1. **Before you travel**: buy the plan, receive the QR code by email, install it on your phone while you have Wi-Fi at home. Installation requires an internet connection.
2. **On arrival**: switch on cellular data for the eSIM line in your phone settings. It will automatically connect to a partner local network and start counting the validity period.
3. **One-tap install** is supported on iPhone (iOS 17.4+) and recent Android (Pixel 8+, Samsung Galaxy S23+ and others). For older devices, scan the QR code from the order email or your account page.

## Frequently asked questions

### 如何在China mainland & Japan & South Korea啟用我的eSIM？

購買eSIM方案後，您將透過電子郵件收到一個QR碼。建議在出發前連線WiFi時掃描並安裝。到達China mainland & Japan & South Korea後，只需在手機設定中啟用eSIM數據線路並開啟數據漫遊即可。

### eSIM在China mainland & Japan & South Korea全境都能使用嗎？

我們的China mainland & Japan & South Korea eSIM方案使用當地主要網路，在都市和大部分鄉村地區提供出色的涵蓋。在非常偏遠或山區地帶，涵蓋可能有限，與當地電信業者類似。

### eSIM在China mainland & Japan & South Korea使用哪個網路？

您的eSIM將自動連線至China mainland & Japan & South Korea最佳的合作夥伴網路。具體網路取決於您的方案和位置，以確保最佳涵蓋和速度。

### 在China mainland & Japan & South Korea使用eSIM的行動數據速度如何？

在China mainland & Japan & South Korea大部分都市地區可享有4G/LTE速度，部分地區依網路狀況還可使用5G。速度因地點和網路壅塞情況而異，但通常能滿足串流、視訊通話和導航需求。

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