경찰 관계자는 “SNS 무인택배 등 거래방법이 다양해져 첩보를 입수하지 않는 한 검거에 어려움이 있다”고 토로했다.
A police official said, "There are difficulties in arresting unless the intelligence services receive reports since transaction methods are diversified, such as SNS no-man courier service."