Question: What reusable contactless stored value smart card for making electronic payments in online or offline systems in Hong Kong replaced the Common stored value ticket in 1997?
Related documents: [0]  [DOC] A common stored value ticket was a plastic magnetically sensitive card used for paying fares on the MTR and KCR railway systems in Hong Kong from 1984 to 1999. It was also used on Citybus and Kowloon Motor Bus for some MTR and KCR feeder bus services. The system was replaced by the Octopus card system in 1997 and phased out on 2 January 1999. The MTR and KCR have continued to issue magnetic strip cards for single-journey and souvenir tickets. [END] 
[1]  [DOC] The Octopus card () is a reusable contactless stored value smart card for making electronic payments in online or offline systems in Hong Kong. Launched in September 1997 to collect fares for the territory's mass transit system, the Octopus card system is the second contactless smart card system in the world, after the Korean Upass, and has since grown into a widely used payment system for all public transport in Hong Kong, leading to the development of Oyster Card in London. [END] 
Answer: 
Octopus card
Octopus card