How to use the subway card
With the acceleration of urbanization, the subway, as an efficient and convenient public transportation, has become the first choice for many citizens to travel. The use of subway cards has greatly improved commuting efficiency. This article will introduce in detail how to use the subway card, precautions and related topics that have been hotly discussed on the Internet recently, to help you make better use of this convenient tool.
1. Basic functions of subway card

Metro Card is an electronic payment card, mainly used for payment in public transportation systems such as subways and buses. Its core features include:
| Function | illustrate |
|---|---|
| Pay for a ride | Swipe your card directly into and out of the subway station without queuing to buy tickets |
| Balance inquiry | You can check your balance through the subway station inquiry machine or mobile APP |
| top up | Support online (APP) and offline (subway station) recharge |
| discount | Some cities offer transfer discounts or discounts |
2. Steps for using the subway card
Using a subway card is very simple, just follow the following steps:
| step | operate |
|---|---|
| 1 | Purchase or apply for a card (at subway stations or designated outlets) |
| 2 | Recharge (it is recommended to recharge more than 50 yuan for the first time) |
| 3 | Swipe your card when entering the station (near the gate sensing area) |
| 4 | When leaving the station, swipe the card again and the system will automatically deduct the fee. |
3. Precautions
Although the subway card is easy to use, you still need to pay attention to the following points:
| matter | illustrate |
|---|---|
| Insufficient balance | If the fare is lower than the maximum one-way fare, you cannot enter the station and must top up in time. |
| Loss handling | Report the loss as soon as possible. Some cities support real-name card replacement. |
| Validity period | Usually effective for a long time, but needs to be used regularly (such as every 2 years) |
| Use across cities | Some cities support interoperability, please check in advance |
4. Recent hot topics: new changes in subway cards
In the past 10 days, the discussion around the subway card on the entire Internet has mainly focused on the following aspects:
| topic | heat index |
|---|---|
| Promotion of “One Card Real Name System” | ★★★★★ |
| "Mobile NFC replaces physical cards" | ★★★★☆ |
| "Cross-city commuting discount" pilot | ★★★☆☆ |
| "Adjustments to the free ride policy for the elderly" | ★★★☆☆ |
1. All-in-one card real-name system
Beijing, Shanghai and other cities have recently piloted the promotion of real-name cards, sparking heated discussions. Supporters believe that the real-name system can prevent loss and theft, while opponents are concerned about privacy issues. According to statistics, 70% of users in pilot cities have chosen real-name binding.
2. Mobile phone NFC function replaces physical card
As mobile phone manufacturers such as Huawei and Xiaomi promote the NFC transportation card function, the usage rate of "mobile card swiping" among young people has increased by 200% year-on-year. However, some users reported the embarrassment of being unable to leave the site when their mobile phones are out of battery.
5. Frequently Asked Questions
| question | answer |
|---|---|
| How to apply for a student card? | Go to designated outlets with your student ID to enjoy a 50% discount |
| What should I do if there is no response when swiping my card? | Check whether the card is damaged or try to replace the gate |
| Can I issue an invoice? | You can apply for electronic invoices through the APP |
Summarize
The use of subway cards has greatly improved travel efficiency, and with the development of technology, its functions are constantly expanding. It is recommended that users pay attention to the latest local policies and experience new services (such as NFC card swiping) in a timely manner. Use the card wisely to make traveling in the city easier!
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