Previously, when smuggling was rampant in the fishing ports, the police used to distinguish mainland and Taiwan hauls by what ropes had been used, but later the smuggling boats would carry their own rope, and it became impossible to find proof.
以前南寮漁港走私猖獗時，警方利用捆綁漁貨的繩子來辨認；但後來，走私的漁船連繩子都帶去，警方更找不到證物。