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Take a look at tram of Changchun. In the old days, many people in Changchun found convenience in traveling by tram on a network that was the legacy of "Manchuguo", the puppet regime in China's Northeast, added by Japanese after the invasion in the 1930s to mid-40s. This form of transport hit its peak in the 1960s, with six routes and 88 of the carriages. [Photo/Xinhua]