Do you have a package ticket to London Underground?

There is no package ticket on the London Underground. You can take the subway in London under the name Oyster. Card (oyster card). You can not only take the subway, but also take the bus, light rail and tram. Another advantage of it is that once it reaches the upper limit of the day's boarding card, it will not continue to deduct money, which means that there is a "cap", and the more times you ride that day, the more cost-effective.

Introduction: Oyster card is an electronic toll collection system for the traffic in Greater London, which was first issued in 2003. Oyster means "oyster" in English. So it is also called oyster card. Now the London government is vigorously promoting oysters? Card (oyster card) replaces paper travel card. Similar to Shanghai's transportation card or Hong Kong's Octopus card, it is a stored-value card that requires a deposit (3 pounds). With the oyster card, you can not only take the subway, but also take the bus, light rail and tram.

See Baidu Encyclopedia:/view/view/4404415.htm.