Shanxian coal mine and Caoxian coal mine have been found in southwest part of Shandong province after the founding of Juye coal mine. Coal occurring rule and ore-finding direction in hidden area are in north edge of tilting, surrounding areas with large scale of salient, salient in depression and depression in salient. It shows that there is great potentiality in deep part of Shandong province. General survey should be carried out in Caoxian-Juancheng coal-bearing predication area first, and ore exploration work in deep part should be carried out in 5 coal-bearing predication areas, such as in Yangguo-Chiping, in north part of the Yellow river, in deep part of Zhangqiu coal mine, in sorrounging areas of Zibo coal mine and in Shanxian-Jiaxiang coal mine.