Gai jiao cheng fen 5 bu fen, Gong 13 zhang. Shu zhong fen bie jie shao le shi chang ying xiao de ji ben gai nian, Ying xiao guan nian ji ying xiao zhan lüe;Shi chang ying xiao huan jing, Xiao fei pin shi chang, Gong ye pin shi chang de gou mai xing wei yi ji shi chang jing zheng de zhu yao fang fa he ji qiao deng nei rong.