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 .
Started in September 1997 to collect fares for the MTR , the Octopus card system is the second contactless smart card system in the world , after the Korean Upass , and has been widely used for all public transport in Hong Kong , It leads to the development of Oyster Card in London .