Once, long ago, there were no rivers or lakes at all and all of the water of the world was contained in the Eastern Sea. Four dragons lived in the Eastern Sea: the Long Dragon, the Yellow Dragon, the Black Dragon and the Pearl Dragon.

The business of exporting garbage to China for recycling has become, in recent years, an enormously profitable one. Zhang Yin started collecting wastepaper in Los Angeles, USA, in 1990 and shipping it to China where her company, Nine Dragons Paper Holdings Ltd., recycled it. Today, her fortune is counted in billions of US dollars (1).