The transport unit is responsible for getting supplies to the front line.
Tips
usage
运输队 commonly turns up in war-film and history-channel Chinese — supply convoys, logistics units. In civilian use it can also refer to a haulage / trucking team.
memory
运输 (transport) + 队 (team/unit) — same 队 suffix as 球队 (sports team), 部队 (military unit), 救援队 (rescue team).