It seems as if the Jingzhe solar term has just passed, and the crust all over the world has begun to turn green again, with more and more ordinary activities. In the Nanjing area, so-called two large cloud circles have appeared, and below them corresponds a sky pit. At the same time, there are earthquakes from Yingjiang in Yunnan province of our country and from Tokyo, Japan. All these things seem to unsettle people all over the world. Signs in recent years seem to be echoing a word: 2012. It seems like everything is a prelude to its arrival...