Before the camp of Zhenghe Dongping in Nanping, Fujian 1 10000 mu of tea. Recently, 1 1000 mu tea garden in Zhenghe County, Nanping City, Fujian Province, the hometown of white tea in China, entered the peak of tea picking. Farmers in Longan Village, Zhang Dun Town, jianyang city are picking tea in Jiexi Chashan, Zhenghe Dongping Town. As a national social economy, tea is mainly reflected in the collection of tea tax in addition to commercial content. Before the mid-Tang Dynasty, there was no tax on the cultivation and trading of tea. After the mid-Tang Dynasty, tea production and trade developed into large-scale production and trade. In addition, after the Anshi Rebellion, the national treasury was in short supply, and the collection of tea tax gradually became a custom.