金矿挖尽,金子有殆尽之时,而茶树的片片绿叶,只会越长越多,采了又发,是取之不尽、用之不竭的“绿色金子”。茶树被世界各国公认为“金树”,目前世界上有50多个国家种植茶树,有160多个国家饮茶,饮茶人数达20多亿。茶叶不仅与咖啡、可可一起成为世界三大饮料,而且被称为“世界第 When the gold mine is exhausted and the gold is depleted, the green leaf of the tea tree will only grow longer and more, and it will be an inexhaustible source of “green gold.” Tea tree is recognized by all countries in the world as “Golden Tree”. At present, more than 50 countries in the world planted tea trees and more than 160 countries are drinking tea. The number of tea-drinking people is more than 2 billion. Tea not only with coffee, cocoa together to become the world’s three major drinks, but also known as "the world