It was not long however before reduction of the hardworking Chinese labor force began to hamper progress on the Panama canal, so in 1909 Chinese were again permitted to enter the country and expend themselves for the cause of the US-owned Panama Canal Company.
可是沒隔多久，就發現少了刻苦耐勞的華工，修築巴拿馬運河不免縛手縛腳，於是一九○九年又重新開放華工入境，替美國人經營的運河公司賣命。