Initially, the history fact of Master Wang Yangming sought for philosophy englightenment in Dragon Field when he lived in Guiyang of Guizhou Province was clear. However, it is now mounted with controversy following numerous interpretations and revisions by scholars over a very long time. We hope to re-investigate this history event, to accurately and clearly represent historical fact for better understanding of Wang Yangming and his developed philosopy of Yao Jiang.