Zhong guo hai yang shi ye fa zhan zheng ce yan jiu/ Zhong guo hai yang jing ji fa zhan zhong da wen ti yan jiu/ Zhong guo yang zhi ye ke chi xu fa zhan zhan lve yan jiu / Xiao wei qi ye fa zhan zheng ce yan jiu. Zhong guo gu dai bian jiang zheng ce yan jiu/ Zhong guo ji xie gong ye chan ye zheng ce yan jiu/ Zhong guo gong chan dang de guo jia fa zhan zhan lue yan jiu/ Wo guo ji guang fa zhan zhan lüe yan jiu/ Zhong guo shi shi lv se fa zhan de gong gong zheng ce yan jiu/ Zhong guo te se zheng zhi fa zhan dao lu yan jiu/