The Octopus Card is a rechargeable smart card used for public transportation and other payment transactions in Hong Kong. It was first introduced in 1997 and has since become a widely used form of payment in the city. The card is named after the octopus, a sea creature known for its intelligence and agility.

The Octopus Card (bài bạch tuộc) works by storing value in a microchip embedded in the card. This value can then be used to pay for various services and transactions, including public transportation, vending machines, convenience stores, restaurants, and more. The card is accepted by over 40,000 merchants across Hong Kong, making it a convenient and versatile payment option for locals and visitors alike.

To use an Octopus Card, users must first purchase a card and load it with value at an Octopus Service Point or through the Octopus App. The card can be topped up with cash, credit card, or other payment methods. Once the card is loaded with value, users can simply tap the card on a reader to pay for transactions.

For public transportation, the Octopus Card can be used on buses, trains, and ferries throughout Hong Kong. When boarding a bus or train, users simply tap the card on a reader at the entrance, and the fare is deducted automatically. The card can also be used to pay for other transportation services, such as taxis and airport express trains.

In addition to transportation, the Octopus Card can be used to pay for a variety of other services and transactions. For example, the card can be used at vending machines to purchase drinks or snacks, at convenience stores to buy groceries or other items, and at restaurants to pay for meals.

One of the advantages of the Octopus Card is that it can be used by multiple people. For example, a family can share a single card and use it to pay for transportation and other expenses. This is possible because the card can store multiple values and track transactions for each user.

The Octopus Card also offers various benefits and discounts to users. For example, users can enjoy discounts on transportation fares, as well as special promotions and rewards from merchants.

Overall, the Octopus Card is a convenient and versatile form of payment in Hong Kong. It works by storing value in a microchip, which can be used to pay for public transportation, vending machines, convenience stores, restaurants, and more. The card is accepted by over 40,000 merchants, and can be topped up with various payment methods. Users can enjoy benefits and discounts, and the card can be used by multiple people.