1916年,香港永安公司总经理郭乐与弟弟郭泉商量,应向先施公司的总经理马应彪学习,进军上海南京路,开办大型百货公司。但是,将百货大楼建在南京路的路北,还是路南?这个问题着实困扰着郭氏兄弟。为了弄清南京路南北两面哪边的人流更多、哪面的人气更旺,郭氏兄弟坐在五龙日升楼茶馆商议再三,最后决定采用“黄豆选址法”:雇用两个人,一个守在南京路的南面,一个守在南京路的北面。他们嘱咐这两个人, In 1916, Guo Le, general manager of Hong Kong Yong’an Co., Ltd. discussed with his brother Guo Quan, and he should learn from Ma Yingxiong, general manager of Xian Shi Company, and enter Nanjing Road, Shanghai, to start a large-scale department store. However, building the department store building on the north side of Nanjing Road is still a matter of Lunan. This problem really puzzles the Kuok brothers. In order to ascertain which side of the Nanjing Road is more crowded and which side is more popular, the Kwok brothers sit in the Wulong Rishenglou Teahouse and negotiate again and again and finally decide to use the “soybean selection method”: hire two people. One is on the south side of Nanjing Road and the other is on the north side of Nanjing Road. They married these two people,