Guang dong gong ye fa zhan yan jiu/ Zhan jiang nong cun fa zhan yan jiu/ Tai wan gong ye hua zhi yan jiu/ Bei jing gong ye fa zhan zhan lüe yan jiu/ Bei jing shi she shi nong ye fa zhan yan jiu/ Wo guo lu hai tong chou fa zhan yan jiu/ Shang hai gong ye jie gou yu yan jiu/ Jing ji zhong jie zu zhi fa zhan yan jiu/ Tong ling=: Ke xue fa zhan guan yan jiu/ Dang dai zhong guo si fa gong kai yan jiu/