the aquarium is the biggest one i have seen, got the full collection of marine animals except whales. it has the longest underwater tube in the world. the ticket is 120cny for adults, and 80 for kids. to get there, take metro line 2 and alight at lujiazui station. singapore has one in sentosa island. it is way behind this one. the best in the world is still the san diego seaworld. the shamu rocks.
singleton Scopes the bean definition to a single instance per Spring container (default).prototype Allows a bean to be instantiated any number of times (once per use).request Scopes a bean definition to an HTTP request. Only valid when used with a web capable Spring context (such as with Spring MVC).session Scopes a bean definition to an HTTP session. Only valid when used with a webcapableSpring context (such as with Spring MVC).global-session Scopes a bean definition to a global HTTP session. Only valid when used in a portlet context.