Title: Quan qiu shi ye xia de mei guo shang ye jia zhi guan
Description: Ben shu zhe zhong tan tao le qi ye jia zhi guan ying xiang ge ren jia zhi guan de tu jing, Yi ji ge ren de jia zhi guan you ru he fan guo lai zuo yong yu qi ye de, Kao cha le hua er jie de zhan lüe, Wai bao, Guang gao, Mei ti deng fang mian, Tan tao le ru he cai neng shi xian dao de shang de cheng shu deng.
Subjects: Shang ye dao de, Yan jiu
Places: Mei guo