The culture of Tea Zen was incubated in Jin Dynasty but not thriving until Tang Dynasty when Lu Wuh, a character in Tang Dynasty, completed the aesthetics of tea ceremony with detailed rules from tea processing, tea brewing, tea testing to tea selection. During that period, Buddhist monks tea poems had already shown the preliminary idea of deep meditation of tea, such as meditating Zen from tea, worshipping Buddha with tea, realizing the way by tea etc. It was in the mean time when jungle monastic rule for Buddhists set up Tea Zen ceremony with tea rituals increased. Jiao Ran, a poet monk, was especially the representative one showing the initiative ideas of Tea Zen through his poems. This article deduces the principle of Jiao Ran Tea poems. All text is divided into three sections1. A summary of Chinese Tea Zen development history2. The meditation of Jiao Ran tea poems3. the principle of Jiao Ran Tea poems. Finally, synthesizes the conclusion that Jiao Ran tea poems have kept the record of Tang Dynasty tea party and shown preliminary idea of the deep meditation of tea; besides, that is so-called meditation of Tientai