Bai nian yan yi

Ben shu shi zuo zhe duo nian lai dui yi bai duo nian lai Zhong wai bo lan hui fa zhan li shi de yan jiu cheng guo. Zuo zhe xi tu tong guo dui Zhongguo de bo lan hui shi ye de xing shuai qi fu, jian nan fa zhan de guo cheng he yan bian ji ge shi qi de shi li jin xing quan mian shu li, fen xi he chan shu, shen ke fan ying le Zhongguo bai nian de she hui bian qian.